diff --git a/package-lock.json b/package-lock.json
index 14982996..cba703b1 100644
--- a/package-lock.json
+++ b/package-lock.json
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+      "resolved": "https://registry.npmjs.org/dequal/-/dequal-2.0.3.tgz",
+      "integrity": "sha512-0je+qPKHEMohvfRTCEo3CrPG6cAzAYgmzKyxRiYSSDkS6eGJdyVJm7WaYA5ECaAD9wLB2T4EEeymA5aFVcYXCA==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=6"
+      }
+    },
     "node_modules/detect-file": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/detect-file/-/detect-file-1.0.0.tgz",
@@ -4214,13 +3879,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/electron-to-chromium": {
-      "version": "1.5.267",
-      "resolved": "https://registry.npmjs.org/electron-to-chromium/-/electron-to-chromium-1.5.267.tgz",
-      "integrity": "sha512-0Drusm6MVRXSOJpGbaSVgcQsuB4hEkMpHXaVstcPmhu5LIedxs1xNK/nIxmQIU/RPC0+1/o0AVZfBTkTNJOdUw==",
-      "dev": true,
-      "license": "ISC"
-    },
     "node_modules/emittery": {
       "version": "1.2.0",
       "resolved": "https://registry.npmjs.org/emittery/-/emittery-1.2.0.tgz",
@@ -4248,31 +3906,6 @@
       "dev": true,
       "license": "MIT"
     },
-    "node_modules/encoding": {
-      "version": "0.1.13",
-      "resolved": "https://registry.npmjs.org/encoding/-/encoding-0.1.13.tgz",
-      "integrity": "sha512-ETBauow1T35Y/WZMkio9jiM0Z5xjHHmJ4XmjZOq1l/dXz3lr2sRn87nJy20RupqSh1F2m3HHPSp8ShIPQJrJ3A==",
-      "dev": true,
-      "license": "MIT",
-      "optional": true,
-      "dependencies": {
-        "iconv-lite": "^0.6.2"
-      }
-    },
-    "node_modules/encoding/node_modules/iconv-lite": {
-      "version": "0.6.3",
-      "resolved": "https://registry.npmjs.org/iconv-lite/-/iconv-lite-0.6.3.tgz",
-      "integrity": "sha512-4fCk79wshMdzMp2rH06qWrJE4iolqLhCUH+OiuIgU++RB0+94NlDL81atO7GX55uUKueo0txHNtvEyI6D7WdMw==",
-      "dev": true,
-      "license": "MIT",
-      "optional": true,
-      "dependencies": {
-        "safer-buffer": ">= 2.1.2 < 3.0.0"
-      },
-      "engines": {
-        "node": ">=0.10.0"
-      }
-    },
     "node_modules/env-ci": {
       "version": "11.2.0",
       "resolved": "https://registry.npmjs.org/env-ci/-/env-ci-11.2.0.tgz",
@@ -4879,39 +4512,19 @@
       }
     },
     "node_modules/fetch-mock": {
-      "name": "@gr2m/fetch-mock",
-      "version": "9.11.0-pull-request-644.1",
-      "resolved": "https://registry.npmjs.org/@gr2m/fetch-mock/-/fetch-mock-9.11.0-pull-request-644.1.tgz",
-      "integrity": "sha512-gTp6RCHzlOXS1qRb0APfuyz48Lw/JFPa4uiar+kEgL1STsDwth75HJZ4x30tBlXMJXV8XDTDzJ2Hz9w3RWiHJA==",
-      "deprecated": "The fix has been implemented in fetch-mock@10",
+      "version": "12.6.0",
+      "resolved": "https://registry.npmjs.org/fetch-mock/-/fetch-mock-12.6.0.tgz",
+      "integrity": "sha512-oAy0OqAvjAvduqCeWveBix7LLuDbARPqZZ8ERYtBcCURA3gy7EALA3XWq0tCNxsSg+RmmJqyaeeZlOCV9abv6w==",
       "dev": true,
       "license": "MIT",
       "dependencies": {
-        "@babel/core": "^7.0.0",
-        "@babel/runtime": "^7.0.0",
-        "core-js": "^3.0.0",
-        "debug": "^4.1.1",
-        "glob-to-regexp": "^0.4.0",
-        "is-subset": "^0.1.1",
-        "lodash.isequal": "^4.5.0",
-        "path-to-regexp": "^2.2.1",
-        "querystring": "^0.2.0",
-        "whatwg-url": "^6.5.0"
+        "@types/glob-to-regexp": "^0.4.4",
+        "dequal": "^2.0.3",
+        "glob-to-regexp": "^0.4.1",
+        "regexparam": "^3.0.0"
       },
       "engines": {
-        "node": ">=4.0.0"
-      },
-      "funding": {
-        "type": "charity",
-        "url": "https://www.justgiving.com/refugee-support-europe"
-      },
-      "peerDependencies": {
-        "node-fetch": "*"
-      },
-      "peerDependenciesMeta": {
-        "node-fetch": {
-          "optional": true
-        }
+        "node": ">=18.11.0"
       }
     },
     "node_modules/figures": {
@@ -5291,16 +4904,6 @@
         "node": ">= 0.4"
       }
     },
-    "node_modules/gensync": {
-      "version": "1.0.0-beta.2",
-      "resolved": "https://registry.npmjs.org/gensync/-/gensync-1.0.0-beta.2.tgz",
-      "integrity": "sha512-3hN7NaskYvMDLQY55gnW3NQ+mesEAepTqlg+VEbj7zzqEMBVNhzcGYYeqFo/TlYz6eQiFcp1HcsCZO+nGgS8zg==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6.9.0"
-      }
-    },
     "node_modules/get-caller-file": {
       "version": "2.0.5",
       "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-2.0.5.tgz",
@@ -6680,13 +6283,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/is-subset": {
-      "version": "0.1.1",
-      "resolved": "https://registry.npmjs.org/is-subset/-/is-subset-0.1.1.tgz",
-      "integrity": "sha512-6Ybun0IkarhmEqxXCNw/C0bna6Zb/TkfUX9UbwJtK6ObwAVCxmAP308WWTHviM/zAqXk05cdhYsUsZeGQh99iw==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/is-symbol": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/is-symbol/-/is-symbol-1.1.1.tgz",
@@ -6957,19 +6553,6 @@
         "js-yaml": "bin/js-yaml.js"
       }
     },
-    "node_modules/jsesc": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/jsesc/-/jsesc-3.1.0.tgz",
-      "integrity": "sha512-/sM3dO2FOzXjKQhJuo0Q173wf2KOo8t4I8vHy6lF9poUp7bKT0/NHE8fPX23PwfhnykfqnC2xRxOnVw5XuGIaA==",
-      "dev": true,
-      "license": "MIT",
-      "bin": {
-        "jsesc": "bin/jsesc"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/json-file-plus": {
       "version": "3.3.2",
       "resolved": "https://registry.npmjs.org/json-file-plus/-/json-file-plus-3.3.2.tgz",
@@ -7024,19 +6607,6 @@
         "url": "https://github.com/sponsors/isaacs"
       }
     },
-    "node_modules/json5": {
-      "version": "2.2.3",
-      "resolved": "https://registry.npmjs.org/json5/-/json5-2.2.3.tgz",
-      "integrity": "sha512-XmOWe7eyHYH14cLdVPoyg+GOH3rYX++KpzrylJwSW98t3Nk+U8XOl8FWKOgwtzdb8lXGf6zYwDUzeHMWfxasyg==",
-      "dev": true,
-      "license": "MIT",
-      "bin": {
-        "json5": "lib/cli.js"
-      },
-      "engines": {
-        "node": ">=6"
-      }
-    },
     "node_modules/jsonfile": {
       "version": "6.2.0",
       "resolved": "https://registry.npmjs.org/jsonfile/-/jsonfile-6.2.0.tgz",
@@ -7226,14 +6796,6 @@
       "integrity": "sha512-TM9YBvyC84ZxE3rgfefxUWiQKLilstD6k7PTGt6wfbtXF8ixIJLOL3VYyV/z+ZiPLsVxAsKAFVwWlWeb2Y8Yyw==",
       "license": "MIT"
     },
-    "node_modules/lodash.isequal": {
-      "version": "4.5.0",
-      "resolved": "https://registry.npmjs.org/lodash.isequal/-/lodash.isequal-4.5.0.tgz",
-      "integrity": "sha512-pDo3lu8Jhfjqls6GkMgpahsF9kCyayhgykjyLMNFTKWrpVdAQtYyB4muAMWozBB4ig/dtWAmsMxLEI8wuz+DYQ==",
-      "deprecated": "This package is deprecated. Use require('node:util').isDeepStrictEqual instead.",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/lodash.isplainobject": {
       "version": "4.0.6",
       "resolved": "https://registry.npmjs.org/lodash.isplainobject/-/lodash.isplainobject-4.0.6.tgz",
@@ -7269,13 +6831,6 @@
       "license": "MIT",
       "optional": true
     },
-    "node_modules/lodash.sortby": {
-      "version": "4.7.0",
-      "resolved": "https://registry.npmjs.org/lodash.sortby/-/lodash.sortby-4.7.0.tgz",
-      "integrity": "sha512-HDWXG8isMntAyRF5vZ7xKuEvOhT4AhlRt/3czTSjvGUxjYCBVRQY48ViDHyfYz9VIoBkW4TMGQNapx+l3RUwdA==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/lodash.truncate": {
       "version": "4.4.2",
       "resolved": "https://registry.npmjs.org/lodash.truncate/-/lodash.truncate-4.4.2.tgz",
@@ -7370,16 +6925,6 @@
         "node": ">=0.10.0"
       }
     },
-    "node_modules/lru-cache": {
-      "version": "5.1.1",
-      "resolved": "https://registry.npmjs.org/lru-cache/-/lru-cache-5.1.1.tgz",
-      "integrity": "sha512-KpNARQA3Iwv+jTA0utUVVbrh+Jlrr1Fv0e56GGzAFOXN7dk/FviaDW8LHmK52DlcH4WP2n6gI8vN1aesBFgo9w==",
-      "dev": true,
-      "license": "ISC",
-      "dependencies": {
-        "yallist": "^3.0.2"
-      }
-    },
     "node_modules/ls-engines": {
       "version": "0.9.3",
       "resolved": "https://registry.npmjs.org/ls-engines/-/ls-engines-0.9.3.tgz",
@@ -7784,6 +7329,7 @@
       "integrity": "sha512-8dD6FusOQSrpv9Z1rdNMdlSgQOIP880DHqnohobOmYLElGEqAL/JvxvuxZO16r4HtjTlfPRDC1hbvxC9dPN2nA==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "bin": {
         "marked": "bin/marked.js"
       },
@@ -8693,13 +8239,6 @@
       "dev": true,
       "license": "ISC"
     },
-    "node_modules/node-releases": {
-      "version": "2.0.27",
-      "resolved": "https://registry.npmjs.org/node-releases/-/node-releases-2.0.27.tgz",
-      "integrity": "sha512-nmh3lCkYZ3grZvqcCH+fjmQ7X+H0OeZgP40OierEaAptX4XofMh5kwNbWh7lBduUzCcV/8kZ+NDLCwm2iorIlA==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/node.extend": {
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/node.extend/-/node.extend-2.0.3.tgz",
@@ -11109,6 +10648,7 @@
       "dev": true,
       "inBundle": true,
       "license": "MIT",
+      "peer": true,
       "engines": {
         "node": ">=12"
       },
@@ -11956,13 +11496,6 @@
       "dev": true,
       "license": "ISC"
     },
-    "node_modules/path-to-regexp": {
-      "version": "2.4.0",
-      "resolved": "https://registry.npmjs.org/path-to-regexp/-/path-to-regexp-2.4.0.tgz",
-      "integrity": "sha512-G6zHoVqC6GGTQkZwF4lkuEyMbVOjoBKAEybQUypI1WTkqinCOrq2x6U2+phkJ1XsEMTy4LjtwPI7HW+NVrRR2w==",
-      "dev": true,
-      "license": "MIT"
-    },
     "node_modules/path-type": {
       "version": "4.0.0",
       "resolved": "https://registry.npmjs.org/path-type/-/path-type-4.0.0.tgz",
@@ -12354,27 +11887,6 @@
         "url": "https://bjornlu.com/sponsor"
       }
     },
-    "node_modules/punycode": {
-      "version": "2.3.1",
-      "resolved": "https://registry.npmjs.org/punycode/-/punycode-2.3.1.tgz",
-      "integrity": "sha512-vYt7UD1U9Wg6138shLtLOvdAu+8DsC/ilFtEVHcH+wydcSpNE20AfSOduf6MkRFahL5FY7X1oU7nKVZFtfq8Fg==",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=6"
-      }
-    },
-    "node_modules/querystring": {
-      "version": "0.2.1",
-      "resolved": "https://registry.npmjs.org/querystring/-/querystring-0.2.1.tgz",
-      "integrity": "sha512-wkvS7mL/JMugcup3/rMitHmd9ecIGd2lhFhK9N3UUQ450h66d1r3Y9nvXzQAW1Lq+wyx61k/1pfKS5KuKiyEbg==",
-      "deprecated": "The querystring API is considered Legacy. new code should use the URLSearchParams API instead.",
-      "dev": true,
-      "license": "MIT",
-      "engines": {
-        "node": ">=0.4.x"
-      }
-    },
     "node_modules/queue-microtask": {
       "version": "1.2.3",
       "resolved": "https://registry.npmjs.org/queue-microtask/-/queue-microtask-1.2.3.tgz",
@@ -12668,6 +12180,16 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
+    "node_modules/regexparam": {
+      "version": "3.0.0",
+      "resolved": "https://registry.npmjs.org/regexparam/-/regexparam-3.0.0.tgz",
+      "integrity": "sha512-RSYAtP31mvYLkAHrOlh25pCNQ5hWnT106VukGaaFfuJrZFkGRX5GhUAdPqpSDXxOhA2c4akmRuplv1mRqnBn6Q==",
+      "dev": true,
+      "license": "MIT",
+      "engines": {
+        "node": ">=8"
+      }
+    },
     "node_modules/registry-auth-token": {
       "version": "5.1.0",
       "resolved": "https://registry.npmjs.org/registry-auth-token/-/registry-auth-token-5.1.0.tgz",
@@ -12989,6 +12511,7 @@
       "integrity": "sha512-6qGjWccl5yoyugHt3jTgztJ9Y0JVzyH8/Voc/D8PlLat9pwxQYXz7W1Dpnq5h0/G5GCYGUaDSlYcyk3AMh5A6g==",
       "dev": true,
       "license": "MIT",
+      "peer": true,
       "dependencies": {
         "@semantic-release/commit-analyzer": "^13.0.1",
         "@semantic-release/error": "^4.0.0",
@@ -14578,16 +14101,6 @@
         "node": ">=8.0"
       }
     },
-    "node_modules/tr46": {
-      "version": "1.0.1",
-      "resolved": "https://registry.npmjs.org/tr46/-/tr46-1.0.1.tgz",
-      "integrity": "sha512-dTpowEjclQ7Kgx5SdBkqRzVhERQXov8/l9Ft9dVM9fmg0W0KQSVaXX9T4i6twCPNtYiZM53lpSSUAwJbFPOHxA==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "punycode": "^2.1.0"
-      }
-    },
     "node_modules/traverse": {
       "version": "0.6.8",
       "resolved": "https://registry.npmjs.org/traverse/-/traverse-0.6.8.tgz",
@@ -14861,22 +14374,6 @@
         "url": "https://github.com/sponsors/ljharb"
       }
     },
-    "node_modules/typescript": {
-      "version": "5.9.3",
-      "resolved": "https://registry.npmjs.org/typescript/-/typescript-5.9.3.tgz",
-      "integrity": "sha512-jl1vZzPDinLr9eUt3J/t7V6FgNEw9QjvBPdysz9KfQDD41fQrC2Y4vKQdiaUpFT4bXlb1RHhLpp8wtm6M5TgSw==",
-      "dev": true,
-      "license": "Apache-2.0",
-      "optional": true,
-      "peer": true,
-      "bin": {
-        "tsc": "bin/tsc",
-        "tsserver": "bin/tsserver"
-      },
-      "engines": {
-        "node": ">=14.17"
-      }
-    },
     "node_modules/uglify-js": {
       "version": "3.19.3",
       "resolved": "https://registry.npmjs.org/uglify-js/-/uglify-js-3.19.3.tgz",
@@ -15008,37 +14505,6 @@
         "node": ">= 10.0.0"
       }
     },
-    "node_modules/update-browserslist-db": {
-      "version": "1.2.2",
-      "resolved": "https://registry.npmjs.org/update-browserslist-db/-/update-browserslist-db-1.2.2.tgz",
-      "integrity": "sha512-E85pfNzMQ9jpKkA7+TJAi4TJN+tBCuWh5rUcS/sv6cFi+1q9LYDwDI5dpUL0u/73EElyQ8d3TEaeW4sPedBqYA==",
-      "dev": true,
-      "funding": [
-        {
-          "type": "opencollective",
-          "url": "https://opencollective.com/browserslist"
-        },
-        {
-          "type": "tidelift",
-          "url": "https://tidelift.com/funding/github/npm/browserslist"
-        },
-        {
-          "type": "github",
-          "url": "https://github.com/sponsors/ai"
-        }
-      ],
-      "license": "MIT",
-      "dependencies": {
-        "escalade": "^3.2.0",
-        "picocolors": "^1.1.1"
-      },
-      "bin": {
-        "update-browserslist-db": "cli.js"
-      },
-      "peerDependencies": {
-        "browserslist": ">= 4.21.0"
-      }
-    },
     "node_modules/url-join": {
       "version": "5.0.0",
       "resolved": "https://registry.npmjs.org/url-join/-/url-join-5.0.0.tgz",
@@ -15115,13 +14581,6 @@
       "dev": true,
       "license": "Apache-2.0"
     },
-    "node_modules/webidl-conversions": {
-      "version": "4.0.2",
-      "resolved": "https://registry.npmjs.org/webidl-conversions/-/webidl-conversions-4.0.2.tgz",
-      "integrity": "sha512-YQ+BmxuTgd6UXZW3+ICGfyqRyHXVlD5GtQr5+qjiNW7bF0cqrzX500HVXPBOvgXb5YnzDd+h0zqyv61KUD7+Sg==",
-      "dev": true,
-      "license": "BSD-2-Clause"
-    },
     "node_modules/well-known-symbols": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/well-known-symbols/-/well-known-symbols-2.0.0.tgz",
@@ -15132,18 +14591,6 @@
         "node": ">=6"
       }
     },
-    "node_modules/whatwg-url": {
-      "version": "6.5.0",
-      "resolved": "https://registry.npmjs.org/whatwg-url/-/whatwg-url-6.5.0.tgz",
-      "integrity": "sha512-rhRZRqx/TLJQWUpQ6bmrt2UV4f0HCQ463yQuONJqC6fO2VoEb1pTYddbe59SkYq87aoM5A3bdhMZiUiVws+fzQ==",
-      "dev": true,
-      "license": "MIT",
-      "dependencies": {
-        "lodash.sortby": "^4.7.0",
-        "tr46": "^1.0.1",
-        "webidl-conversions": "^4.0.2"
-      }
-    },
     "node_modules/which": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/which/-/which-2.0.2.tgz",
@@ -15551,13 +14998,6 @@
         "node": ">=10"
       }
     },
-    "node_modules/yallist": {
-      "version": "3.1.1",
-      "resolved": "https://registry.npmjs.org/yallist/-/yallist-3.1.1.tgz",
-      "integrity": "sha512-a4UGQaWPH59mOXUYnAG2ewncQS4i4F43Tv3JoAM+s2VDAmS9NsK8GpDMLrCHPksFT7h3K6TOoUNn2pb7RoXx4g==",
-      "dev": true,
-      "license": "ISC"
-    },
     "node_modules/yargs": {
       "version": "17.7.2",
       "resolved": "https://registry.npmjs.org/yargs/-/yargs-17.7.2.tgz",
diff --git a/package.json b/package.json
index 1ed6ced1..58cb85fa 100644
--- a/package.json
+++ b/package.json
@@ -45,7 +45,7 @@
     "c8": "10.1.3",
     "cpy": "12.1.0",
     "cz-conventional-changelog": "3.3.0",
-    "fetch-mock": "npm:@gr2m/fetch-mock@9.11.0-pull-request-644.1",
+    "fetch-mock": "12.6.0",
     "lockfile-lint": "4.14.1",
     "ls-engines": "0.9.3",
     "npm-run-all2": "8.0.4",
diff --git a/test/add-channel.test.js b/test/add-channel.test.js
index e14d696d..d028b57c 100644
--- a/test/add-channel.test.js
+++ b/test/add-channel.test.js
@@ -34,15 +34,16 @@ test("Update a release", async (t) => {
   const releaseUrl = `https://github.com/${owner}/${repo}/releases/${nextRelease.version}`;
   const releaseId = 1;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       {
         id: releaseId,
       },
+      { repeat: 1 },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       {
         html_url: releaseUrl,
@@ -53,6 +54,7 @@ test("Update a release", async (t) => {
           name: nextRelease.name,
           prerelease: false,
         },
+        repeat: 1,
       },
     );
 
@@ -68,7 +70,7 @@ test("Update a release", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -78,7 +80,7 @@ test("Update a release", async (t) => {
     "Updated GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Update a maintenance release", async (t) => {
@@ -96,15 +98,16 @@ test("Update a maintenance release", async (t) => {
   const releaseUrl = `https://github.com/${owner}/${repo}/releases/${nextRelease.version}`;
   const releaseId = 1;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       {
         id: releaseId,
       },
+      { repeat: 1 },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       {
         html_url: releaseUrl,
@@ -115,6 +118,7 @@ test("Update a maintenance release", async (t) => {
           name: nextRelease.name,
           prerelease: false,
         },
+        repeat: 1,
       },
     );
 
@@ -130,7 +134,7 @@ test("Update a maintenance release", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -140,7 +144,7 @@ test("Update a maintenance release", async (t) => {
     "Updated GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Update a prerelease", async (t) => {
@@ -157,15 +161,16 @@ test("Update a prerelease", async (t) => {
   const releaseUrl = `https://github.com/${owner}/${repo}/releases/${nextRelease.version}`;
   const releaseId = 1;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       {
         id: releaseId,
       },
+      { repeat: 1 },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       {
         html_url: releaseUrl,
@@ -176,6 +181,7 @@ test("Update a prerelease", async (t) => {
           name: nextRelease.name,
           prerelease: false,
         },
+        repeat: 1,
       },
     );
 
@@ -191,7 +197,7 @@ test("Update a prerelease", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -201,7 +207,7 @@ test("Update a prerelease", async (t) => {
     "Updated GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Update a release with a custom github url", async (t) => {
@@ -222,15 +228,16 @@ test("Update a release with a custom github url", async (t) => {
   const releaseUrl = `${env.GH_URL}/${owner}/${repo}/releases/${nextRelease.version}`;
   const releaseId = 1;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://othertesturl.com:443/prefix/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       {
         id: releaseId,
       },
+      { repeat: 1 },
     )
-    .patchOnce(
+    .patch(
       `https://othertesturl.com:443/prefix/repos/${owner}/${repo}/releases/${releaseId}`,
       {
         html_url: releaseUrl,
@@ -241,6 +248,7 @@ test("Update a release with a custom github url", async (t) => {
           name: nextRelease.name,
           prerelease: false,
         },
+        repeat: 1,
       },
     );
 
@@ -256,7 +264,7 @@ test("Update a release with a custom github url", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -266,7 +274,7 @@ test("Update a release with a custom github url", async (t) => {
     "Updated GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Create the new release if current one is missing", async (t) => {
@@ -282,13 +290,14 @@ test("Create the new release if current one is missing", async (t) => {
   const options = { repositoryUrl: `https://github.com/${owner}/${repo}.git` };
   const releaseUrl = `https://github.com/${owner}/${repo}/releases/${nextRelease.version}`;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       404,
+      { repeat: 1 },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       {
         html_url: releaseUrl,
@@ -300,6 +309,7 @@ test("Create the new release if current one is missing", async (t) => {
           body: nextRelease.notes,
           prerelease: false,
         },
+        repeat: 1,
       },
     );
 
@@ -315,7 +325,7 @@ test("Create the new release if current one is missing", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -329,7 +339,7 @@ test("Create the new release if current one is missing", async (t) => {
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Throw error if cannot read current release", async (t) => {
@@ -344,11 +354,12 @@ test("Throw error if cannot read current release", async (t) => {
   };
   const options = { repositoryUrl: `https://github.com/${owner}/${repo}.git` };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       500,
+      { repeat: 1 },
     );
 
   const error = await t.throwsAsync(
@@ -364,14 +375,14 @@ test("Throw error if cannot read current release", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
   t.is(error.status, 500);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Throw error if cannot create missing current release", async (t) => {
@@ -388,19 +399,21 @@ test("Throw error if cannot create missing current release", async (t) => {
     repositoryUrl: `https://github.com/${owner}/${repo}.git`,
   };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       404,
+      { repeat: 1 },
     )
-    .postOnce(`https://api.github.local/repos/${owner}/${repo}/releases`, 500, {
+    .post(`https://api.github.local/repos/${owner}/${repo}/releases`, 500, {
       body: {
         tag_name: nextRelease.gitTag,
         name: nextRelease.name,
         body: nextRelease.notes,
         prerelease: false,
       },
+      repeat: 1,
     });
 
   const error = await t.throwsAsync(
@@ -416,14 +429,14 @@ test("Throw error if cannot create missing current release", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
   t.is(error.status, 500);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Throw error if cannot update release", async (t) => {
@@ -439,13 +452,14 @@ test("Throw error if cannot update release", async (t) => {
   const options = { repositoryUrl: `https://github.com/${owner}/${repo}.git` };
   const releaseId = 1;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(
+  const fm = fetchMock
+    .createInstance()
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       { id: releaseId },
+      { repeat: 1 },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       404,
       {
@@ -454,6 +468,7 @@ test("Throw error if cannot update release", async (t) => {
           name: nextRelease.name,
           prerelease: false,
         },
+        repeat: 1,
       },
     );
 
@@ -470,12 +485,12 @@ test("Throw error if cannot update release", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
   t.is(error.status, 404);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
diff --git a/test/fail.test.js b/test/fail.test.js
index 6d1f9d91..3a764c8a 100644
--- a/test/fail.test.js
+++ b/test/fail.test.js
@@ -36,26 +36,35 @@ test("Open a new issue with the list of errors", async (t) => {
     new SemanticReleaseError("Error message 2", "ERR2", "Error 2 details"),
     new SemanticReleaseError("Error message 3", "ERR3", "Error 3 details"),
   ];
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce("https://api.github.local/repos/test_user/test_repo", {
-      full_name: `${redirectedOwner}/${redirectedRepo}`,
-    })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          issues: { nodes: [] },
+  const fm = fetchMock
+    .createInstance()
+    .get(
+      "https://api.github.local/repos/test_user/test_repo",
+      {
+        full_name: `${redirectedOwner}/${redirectedRepo}`,
+      },
+      { repeat: 1 },
+    )
+    .post(
+      "https://api.github.local/graphql",
+      {
+        data: {
+          repository: {
+            issues: { nodes: [] },
+          },
         },
       },
-    })
-    .postOnce(
-      (url, { body }) => {
-        t.is(
-          url,
-          `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues`,
-        );
-
-        const data = JSON.parse(body);
+      { repeat: 1 },
+    )
+    .post(
+      ({ url, options }) => {
+        if (
+          url !==
+          `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues`
+        )
+          return false;
+
+        const data = JSON.parse(options.body);
         t.is(data.title, failTitle);
         t.regex(
           data.body,
@@ -68,6 +77,7 @@ test("Open a new issue with the list of errors", async (t) => {
         html_url: "https://github.com/issues/1",
         number: 1,
       },
+      { repeat: 1 },
     );
 
   await fail(
@@ -82,7 +92,7 @@ test("Open a new issue with the list of errors", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -94,7 +104,7 @@ test("Open a new issue with the list of errors", async (t) => {
       "https://github.com/issues/1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Open a new issue with the list of errors and custom title and comment", async (t) => {
@@ -113,20 +123,28 @@ test("Open a new issue with the list of errors and custom title and comment", as
     new SemanticReleaseError("Error message 3", "ERR3", "Error 3 details"),
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
-      full_name: `${owner}/${repo}`,
-      clone_url: `https://api.github.local/${owner}/${repo}.git`,
-    })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          issues: { nodes: [] },
+  const fm = fetchMock
+    .createInstance()
+    .get(
+      `https://api.github.local/repos/${owner}/${repo}`,
+      {
+        full_name: `${owner}/${repo}`,
+        clone_url: `https://api.github.local/${owner}/${repo}.git`,
+      },
+      { repeat: 1 },
+    )
+    .post(
+      "https://api.github.local/graphql",
+      {
+        data: {
+          repository: {
+            issues: { nodes: [] },
+          },
         },
       },
-    })
-    .postOnce(
+      { repeat: 1 },
+    )
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues`,
       { html_url: "https://github.com/issues/1", number: 1 },
       {
@@ -135,6 +153,7 @@ test("Open a new issue with the list of errors and custom title and comment", as
           body: `branch master Error message 1 Error message 2 Error message 3\n\n${ISSUE_ID}`,
           labels: ["semantic-release", RELEASE_FAIL_LABEL],
         },
+        repeat: 1,
       },
     );
 
@@ -150,7 +169,7 @@ test("Open a new issue with the list of errors and custom title and comment", as
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -162,7 +181,7 @@ test("Open a new issue with the list of errors and custom title and comment", as
       "https://github.com/issues/1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Open a new issue with assignees and the list of errors", async (t) => {
@@ -180,24 +199,33 @@ test("Open a new issue with assignees and the list of errors", async (t) => {
     new SemanticReleaseError("Error message 2", "ERR2", "Error 2 details"),
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
-      full_name: `${owner}/${repo}`,
-      clone_url: `https://api.github.local/${owner}/${repo}.git`,
-    })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          issues: { nodes: [] },
+  const fm = fetchMock
+    .createInstance()
+    .get(
+      `https://api.github.local/repos/${owner}/${repo}`,
+      {
+        full_name: `${owner}/${repo}`,
+        clone_url: `https://api.github.local/${owner}/${repo}.git`,
+      },
+      { repeat: 1 },
+    )
+    .post(
+      "https://api.github.local/graphql",
+      {
+        data: {
+          repository: {
+            issues: { nodes: [] },
+          },
         },
       },
-    })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, `https://api.github.local/repos/${owner}/${repo}/issues`);
+      { repeat: 1 },
+    )
+    .post(
+      ({ url, options }) => {
+        if (url !== `https://api.github.local/repos/${owner}/${repo}/issues`)
+          return false;
 
-        const data = JSON.parse(body);
+        const data = JSON.parse(options.body);
         t.is(data.title, failTitle);
         t.regex(
           data.body,
@@ -208,6 +236,7 @@ test("Open a new issue with assignees and the list of errors", async (t) => {
         return true;
       },
       { html_url: "https://github.com/issues/1", number: 1 },
+      { repeat: 1 },
     );
 
   await fail(
@@ -222,7 +251,7 @@ test("Open a new issue with assignees and the list of errors", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -234,7 +263,7 @@ test("Open a new issue with assignees and the list of errors", async (t) => {
       "https://github.com/issues/1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Open a new issue without labels and the list of errors", async (t) => {
@@ -252,24 +281,33 @@ test("Open a new issue without labels and the list of errors", async (t) => {
     new SemanticReleaseError("Error message 2", "ERR2", "Error 2 details"),
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
-      full_name: `${owner}/${repo}`,
-      clone_url: `https://api.github.local/${owner}/${repo}.git`,
-    })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          issues: { nodes: [] },
+  const fm = fetchMock
+    .createInstance()
+    .get(
+      `https://api.github.local/repos/${owner}/${repo}`,
+      {
+        full_name: `${owner}/${repo}`,
+        clone_url: `https://api.github.local/${owner}/${repo}.git`,
+      },
+      { repeat: 1 },
+    )
+    .post(
+      "https://api.github.local/graphql",
+      {
+        data: {
+          repository: {
+            issues: { nodes: [] },
+          },
         },
       },
-    })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, `https://api.github.local/repos/${owner}/${repo}/issues`);
+      { repeat: 1 },
+    )
+    .post(
+      ({ url, options }) => {
+        if (url !== `https://api.github.local/repos/${owner}/${repo}/issues`)
+          return false;
 
-        const data = JSON.parse(body);
+        const data = JSON.parse(options.body);
         t.is(data.title, failTitle);
         t.regex(
           data.body,
@@ -279,6 +317,7 @@ test("Open a new issue without labels and the list of errors", async (t) => {
         return true;
       },
       { html_url: "https://github.com/issues/1", number: 1 },
+      { repeat: 1 },
     );
 
   await fail(
@@ -293,7 +332,7 @@ test("Open a new issue without labels and the list of errors", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -305,7 +344,7 @@ test("Open a new issue without labels and the list of errors", async (t) => {
       "https://github.com/issues/1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Update the first existing issue with the list of errors", async (t) => {
@@ -328,32 +367,42 @@ test("Update the first existing issue with the list of errors", async (t) => {
     { number: 3, body: `Issue 3 body\n\n${ISSUE_ID}`, title: failTitle },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
-      full_name: `${owner}/${repo}`,
-      clone_url: `https://api.github.local/${owner}/${repo}.git`,
-    })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          issues: { nodes: issues },
+  const fm = fetchMock
+    .createInstance()
+    .get(
+      `https://api.github.local/repos/${owner}/${repo}`,
+      {
+        full_name: `${owner}/${repo}`,
+        clone_url: `https://api.github.local/${owner}/${repo}.git`,
+      },
+      { repeat: 1 },
+    )
+    .post(
+      "https://api.github.local/graphql",
+      {
+        data: {
+          repository: {
+            issues: { nodes: issues },
+          },
         },
       },
-    })
-    .postOnce(
-      (url, { body }) => {
-        t.is(
-          url,
-          `https://api.github.local/repos/${owner}/${repo}/issues/2/comments`,
-        );
+      { repeat: 1 },
+    )
+    .post(
+      ({ url, options }) => {
+        if (
+          url !==
+          `https://api.github.local/repos/${owner}/${repo}/issues/2/comments`
+        )
+          return false;
         t.regex(
-          JSON.parse(body).body,
+          JSON.parse(options.body).body,
           /---\n\n### Error message 1\n\nError 1 details\n\n---\n\n### Error message 2\n\nError 2 details\n\n---\n\n### Error message 3\n\nError 3 details\n\n---/,
         );
         return true;
       },
       { html_url: "https://github.com/issues/2", number: 2 },
+      { repeat: 1 },
     );
 
   await fail(
@@ -368,7 +417,7 @@ test("Update the first existing issue with the list of errors", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -383,7 +432,7 @@ test("Update the first existing issue with the list of errors", async (t) => {
       "https://github.com/issues/2",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Skip if "failComment" is "false"', async (t) => {
@@ -494,15 +543,19 @@ test('Does not post comments on existing issues when "failCommentCondition" is "
     { number: 3, body: `Issue 3 body\n\n${ISSUE_ID}`, title: failTitle },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
-      full_name: `${owner}/${repo}`,
-    })
-    .postOnce(
-      (url, { body }) =>
+  const fm = fetchMock
+    .createInstance()
+    .get(
+      `https://api.github.local/repos/${owner}/${repo}`,
+      {
+        full_name: `${owner}/${repo}`,
+      },
+      { repeat: 1 },
+    )
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getSRIssues("),
+        JSON.parse(options.body).query.includes("query getSRIssues("),
       {
         data: {
           repository: {
@@ -510,6 +563,7 @@ test('Does not post comments on existing issues when "failCommentCondition" is "
           },
         },
       },
+      { repeat: 1 },
     );
 
   await fail(
@@ -524,12 +578,12 @@ test('Does not post comments on existing issues when "failCommentCondition" is "
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.true(t.context.log.calledWith("Skip commenting on or creating an issue."));
 });
 
@@ -548,15 +602,19 @@ test(`Post new issue if none exists yet, but don't comment on existing issues wh
     repositoryUrl: `https://github.com/${owner}/${repo}.git`,
   };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
-      full_name: `${owner}/${repo}`,
-    })
-    .postOnce(
-      (url, { body }) =>
+  const fm = fetchMock
+    .createInstance()
+    .get(
+      `https://api.github.local/repos/${owner}/${repo}`,
+      {
+        full_name: `${owner}/${repo}`,
+      },
+      { repeat: 1 },
+    )
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getSRIssues("),
+        JSON.parse(options.body).query.includes("query getSRIssues("),
       {
         data: {
           repository: {
@@ -564,17 +622,20 @@ test(`Post new issue if none exists yet, but don't comment on existing issues wh
           },
         },
       },
+      { repeat: 1 },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, `https://api.github.local/repos/${owner}/${repo}/issues`);
+    .post(
+      ({ url, options }) => {
+        if (url !== `https://api.github.local/repos/${owner}/${repo}/issues`)
+          return false;
         t.regex(
-          JSON.parse(body).body,
+          JSON.parse(options.body).body,
           /Error: Release for branch master failed with error: An error occured\n\n<!-- semantic-release:github -->/,
         );
         return true;
       },
       { html_url: "https://github.com/issues/2", number: 2 },
+      { repeat: 1 },
     );
 
   await fail(
@@ -589,12 +650,12 @@ test(`Post new issue if none exists yet, but don't comment on existing issues wh
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.true(
     t.context.log.calledWith(
       "Created issue #%d: %s.",
diff --git a/test/find-sr-issue.test.js b/test/find-sr-issue.test.js
index 5009372d..e3f51eba 100644
--- a/test/find-sr-issue.test.js
+++ b/test/find-sr-issue.test.js
@@ -29,18 +29,20 @@ test("Filter out issues without ID", async (t) => {
     { number: 3, body: `Issue 3 body\n\n${ISSUE_ID}`, title },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce("https://api.github.local/graphql", {
+  const fm = fetchMock.createInstance().post(
+    "https://api.github.local/graphql",
+    {
       data: {
         repository: {
           issues: { nodes: issues },
         },
       },
-    });
+    },
+    { repeat: 1 },
+  );
 
   const srIssues = await findSRIssues(
-    new TestOctokit({ request: { fetch } }),
+    new TestOctokit({ request: { fetch: fm.fetchHandler } }),
     t.context.logger,
     title,
     labels,
@@ -61,7 +63,7 @@ test("Filter out issues without ID", async (t) => {
     },
   ]);
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Return empty array if not issues found", async (t) => {
@@ -69,18 +71,20 @@ test("Return empty array if not issues found", async (t) => {
   const repo = "test_repo";
   const title = "The automated release is failing 🚨";
   const labels = [];
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce("https://api.github.local/graphql", {
+  const fm = fetchMock.createInstance().post(
+    "https://api.github.local/graphql",
+    {
       data: {
         repository: {
           issues: { nodes: [] },
         },
       },
-    });
+    },
+    { repeat: 1 },
+  );
 
   const srIssues = await findSRIssues(
-    new TestOctokit({ request: { fetch } }),
+    new TestOctokit({ request: { fetch: fm.fetchHandler } }),
     t.context.logger,
     title,
     labels,
@@ -90,7 +94,7 @@ test("Return empty array if not issues found", async (t) => {
 
   t.deepEqual(srIssues, []);
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Return empty array if not issues has matching ID", async (t) => {
@@ -102,18 +106,20 @@ test("Return empty array if not issues has matching ID", async (t) => {
     { number: 1, body: "Issue 1 body", title },
     { number: 2, body: "Issue 2 body", title },
   ];
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce("https://api.github.local/graphql", {
+  const fm = fetchMock.createInstance().post(
+    "https://api.github.local/graphql",
+    {
       data: {
         repository: {
           issues: { nodes: issues },
         },
       },
-    });
+    },
+    { repeat: 1 },
+  );
 
   const srIssues = await findSRIssues(
-    new TestOctokit({ request: { fetch } }),
+    new TestOctokit({ request: { fetch: fm.fetchHandler } }),
     t.context.logger,
     title,
     labels,
@@ -122,5 +128,5 @@ test("Return empty array if not issues has matching ID", async (t) => {
   );
 
   t.deepEqual(srIssues, []);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
diff --git a/test/integration.test.js b/test/integration.test.js
index b4b83f55..bcf3eb37 100644
--- a/test/integration.test.js
+++ b/test/integration.test.js
@@ -30,9 +30,9 @@ test("Verify GitHub auth", async (t) => {
     repositoryUrl: `git+https://othertesturl.com/${owner}/${repo}.git`,
   };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -46,13 +46,13 @@ test("Verify GitHub auth", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify GitHub auth with publish options", async (t) => {
@@ -63,8 +63,8 @@ test("Verify GitHub auth with publish options", async (t) => {
     publish: { path: "@semantic-release/github" },
     repositoryUrl: `git+https://othertesturl.com/${owner}/${repo}.git`,
   };
-  const fetch = fetchMock
-    .sandbox()
+  const fm = fetchMock
+    .createInstance()
     .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
@@ -79,13 +79,13 @@ test("Verify GitHub auth with publish options", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify GitHub auth and assets config", async (t) => {
@@ -103,9 +103,9 @@ test("Verify GitHub auth and assets config", async (t) => {
     publish: [{ path: "@semantic-release/npm" }],
     repositoryUrl: `git+https://othertesturl.com/${owner}/${repo}.git`,
   };
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -119,13 +119,13 @@ test("Verify GitHub auth and assets config", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Throw SemanticReleaseError if invalid config", async (t) => {
@@ -161,7 +161,7 @@ test("Throw SemanticReleaseError if invalid config", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -209,15 +209,15 @@ test("Publish a release with an array of assets", async (t) => {
   const uploadUri = `/api/uploads/repos/${owner}/${repo}/releases/${releaseId}/assets`;
   const uploadUrl = `${uploadOrigin}${uploadUri}{?name,label}`;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       { upload_url: uploadUrl, html_url: releaseUrl, id: releaseId },
       {
@@ -230,14 +230,14 @@ test("Publish a release with an array of assets", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       { html_url: releaseUrl },
       {
         body: { draft: false },
       },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=${encodeURIComponent(
         "upload_file_name.txt",
       )}&`,
@@ -245,7 +245,7 @@ test("Publish a release with an array of assets", async (t) => {
         browser_download_url: assetUrl,
       },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=${encodeURIComponent(
         "other_file.txt",
       )}&label=${encodeURIComponent("Other File")}`,
@@ -265,7 +265,7 @@ test("Publish a release with an array of assets", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -275,7 +275,7 @@ test("Publish a release with an array of assets", async (t) => {
   t.true(t.context.log.calledWith("Published file %s", otherAssetUrl));
   t.true(t.context.log.calledWith("Published file %s", assetUrl));
   t.true(t.context.log.calledWith("Published GitHub release: %s", releaseUrl));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release with release information in assets", async (t) => {
@@ -304,15 +304,15 @@ test("Publish a release with release information in assets", async (t) => {
   const uploadUri = `/api/uploads/repos/${owner}/${repo}/releases/${releaseId}/assets`;
   const uploadUrl = `${uploadOrigin}${uploadUri}{?name,label}`;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       { upload_url: uploadUrl, html_url: releaseUrl, id: releaseId },
       {
@@ -325,14 +325,14 @@ test("Publish a release with release information in assets", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       { html_url: releaseUrl },
       {
         body: { draft: false },
       },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=${encodeURIComponent(
         "file_with_release_v1.0.0_in_filename.txt",
       )}&label=${encodeURIComponent("File with release v1.0.0 in label")}`,
@@ -352,7 +352,7 @@ test("Publish a release with release information in assets", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -361,7 +361,7 @@ test("Publish a release with release information in assets", async (t) => {
   t.deepEqual(t.context.log.args[0], ["Verify GitHub authentication"]);
   t.true(t.context.log.calledWith("Published file %s", assetUrl));
   t.true(t.context.log.calledWith("Published GitHub release: %s", releaseUrl));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Update a release", async (t) => {
@@ -377,19 +377,19 @@ test("Update a release", async (t) => {
   const releaseUrl = `https://github.com/${owner}/${repo}/releases/${nextRelease.version}`;
   const releaseId = 1;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .getOnce(
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       { id: releaseId },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       { html_url: releaseUrl },
       {
@@ -414,7 +414,7 @@ test("Update a release", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -425,7 +425,7 @@ test("Update a release", async (t) => {
     "Updated GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Comment and add labels on PR included in the releases", async (t) => {
@@ -443,8 +443,8 @@ test("Comment and add labels on PR included in the releases", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
+  const fm = fetchMock
+    .createInstance()
     .get(
       `https://api.github.local/repos/${owner}/${repo}`,
       {
@@ -456,12 +456,10 @@ test("Comment and add labels on PR included in the releases", async (t) => {
         repeat: 2,
       },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -478,38 +476,30 @@ test("Comment and add labels on PR included in the releases", async (t) => {
           },
         },
       },
+      { repeat: 1 },
     )
-    .getOnce(
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
       [{ sha: commits[0].hash }],
+      { repeat: 1 },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(
-          url,
-          `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-        );
-
-        const data = JSON.parse(body);
-        t.regex(data.body, /This PR is included/);
-
-        return true;
-      },
+    .post(
+      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
       { html_url: "https://github.com/successcomment-1" },
+      { repeat: 1 },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       {
         body: ["released"],
+        repeat: 1,
       },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -517,6 +507,7 @@ test("Comment and add labels on PR included in the releases", async (t) => {
           },
         },
       },
+      { repeat: 1 },
     );
 
   await t.context.m.success(
@@ -533,7 +524,7 @@ test("Comment and add labels on PR included in the releases", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -549,7 +540,7 @@ test("Comment and add labels on PR included in the releases", async (t) => {
   t.true(
     t.context.log.calledWith("Added labels %O to PR #%d", ["released"], 1),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Open a new issue with the list of errors", async (t) => {
@@ -564,8 +555,8 @@ test("Open a new issue with the list of errors", async (t) => {
     new SemanticReleaseError("Error message 3", "ERR3", "Error 3 details"),
   ];
 
-  const fetch = fetchMock
-    .sandbox()
+  const fm = fetchMock
+    .createInstance()
     .get(
       `https://api.github.local/repos/${owner}/${repo}`,
       {
@@ -575,17 +566,18 @@ test("Open a new issue with the list of errors", async (t) => {
       },
       { repeat: 2 },
     )
-    .postOnce("https://api.github.local/graphql", {
+    .post("https://api.github.local/graphql", {
       data: {
         repository: {
           issues: { nodes: [] },
         },
       },
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, `https://api.github.local/repos/${owner}/${repo}/issues`);
-        const data = JSON.parse(body);
+    .post(
+      ({ url, options }) => {
+        if (url !== `https://api.github.local/repos/${owner}/${repo}/issues`)
+          return false;
+        const data = JSON.parse(options.body);
         t.is(data.title, failTitle);
         t.regex(
           data.body,
@@ -611,7 +603,7 @@ test("Open a new issue with the list of errors", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -624,7 +616,7 @@ test("Open a new issue with the list of errors", async (t) => {
       "https://github.com/issues/1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify, release and notify success", async (t) => {
@@ -658,8 +650,8 @@ test("Verify, release and notify success", async (t) => {
   const prs = [{ number: 1, pull_request: true, state: "closed" }];
   const commits = [{ hash: "123", message: "Commit 1 message" }];
 
-  const fetch = fetchMock
-    .sandbox()
+  const fm = fetchMock
+    .createInstance()
     .get(
       `https://api.github.local/repos/${owner}/${repo}`,
       {
@@ -671,10 +663,10 @@ test("Verify, release and notify success", async (t) => {
         repeat: 2,
       },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getAssociatedPRs("),
+        JSON.parse(options.body).query.includes("query getAssociatedPRs("),
       {
         data: {
           repository: {
@@ -692,10 +684,10 @@ test("Verify, release and notify success", async (t) => {
         },
       },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getSRIssues("),
+        JSON.parse(options.body).query.includes("query getSRIssues("),
       {
         data: {
           repository: {
@@ -704,7 +696,7 @@ test("Verify, release and notify success", async (t) => {
         },
       },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       {
         upload_url: uploadUrl,
@@ -721,25 +713,24 @@ test("Verify, release and notify success", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       { html_url: releaseUrl },
       { body: { draft: false } },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=${encodeURIComponent("upload.txt")}&`,
       { browser_download_url: assetUrl },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=other_file.txt&label=${encodeURIComponent(
         "Other File",
       )}`,
@@ -747,12 +738,9 @@ test("Verify, release and notify success", async (t) => {
         browser_download_url: otherAssetUrl,
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      {
-        html_url: "https://github.com/successcomment-1",
-      },
-    );
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    });
 
   await t.notThrowsAsync(
     t.context.m.verifyConditions(
@@ -761,7 +749,7 @@ test("Verify, release and notify success", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -779,7 +767,7 @@ test("Verify, release and notify success", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -797,7 +785,7 @@ test("Verify, release and notify success", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -806,7 +794,7 @@ test("Verify, release and notify success", async (t) => {
   t.true(t.context.log.calledWith("Published file %s", otherAssetUrl));
   t.true(t.context.log.calledWith("Published file %s", assetUrl));
   t.true(t.context.log.calledWith("Published GitHub release: %s", releaseUrl));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify, update release and notify success", async (t) => {
@@ -833,8 +821,8 @@ test("Verify, update release and notify success", async (t) => {
     { hash: "123", message: "Commit 1 message", tree: { long: "aaa" } },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
+  const fm = fetchMock
+    .createInstance()
     .get(
       `https://api.github.local/repos/${owner}/${repo}`,
       {
@@ -846,11 +834,11 @@ test("Verify, update release and notify success", async (t) => {
         repeat: 2,
       },
     )
-    .getOnce(
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/releases/tags/${nextRelease.gitTag}`,
       { id: releaseId },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       { html_url: releaseUrl },
       {
@@ -861,12 +849,10 @@ test("Verify, update release and notify success", async (t) => {
         },
       },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -883,30 +869,30 @@ test("Verify, update release and notify success", async (t) => {
           },
         },
       },
+      { repeat: 1 },
     )
-    .getOnce(
+    .get(
       `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
       [{ sha: commits[0].hash }],
+      { repeat: 1 },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      {
-        html_url: "https://github.com/successcomment-1",
-      },
+      { html_url: "https://github.com/successcomment-1" },
+      { repeat: 1 },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       {
         body: ["released"],
+        repeat: 1,
       },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -914,6 +900,7 @@ test("Verify, update release and notify success", async (t) => {
           },
         },
       },
+      { repeat: 1 },
     );
 
   await t.notThrowsAsync(
@@ -923,7 +910,7 @@ test("Verify, update release and notify success", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -941,7 +928,7 @@ test("Verify, update release and notify success", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -959,7 +946,7 @@ test("Verify, update release and notify success", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -969,7 +956,7 @@ test("Verify, update release and notify success", async (t) => {
     "Updated GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify and notify failure", async (t) => {
@@ -984,8 +971,8 @@ test("Verify and notify failure", async (t) => {
     new SemanticReleaseError("Error message 3", "ERR3", "Error 3 details"),
   ];
 
-  const fetch = fetchMock
-    .sandbox()
+  const fm = fetchMock
+    .createInstance()
     .get(
       `https://api.github.local/repos/${owner}/${repo}`,
       {
@@ -997,14 +984,14 @@ test("Verify and notify failure", async (t) => {
         repeat: 2,
       },
     )
-    .postOnce("https://api.github.local/graphql", {
+    .post("https://api.github.local/graphql", {
       data: {
         repository: {
           issues: { nodes: [] },
         },
       },
     })
-    .postOnce(`https://api.github.local/repos/${owner}/${repo}/issues`, {
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues`, {
       html_url: "https://github.com/issues/1",
       number: 1,
     });
@@ -1016,7 +1003,7 @@ test("Verify and notify failure", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1034,7 +1021,7 @@ test("Verify and notify failure", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -1047,5 +1034,5 @@ test("Verify and notify failure", async (t) => {
       "https://github.com/issues/1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
diff --git a/test/publish.test.js b/test/publish.test.js
index 3009068a..71558605 100644
--- a/test/publish.test.js
+++ b/test/publish.test.js
@@ -40,7 +40,7 @@ test("Publish a release without creating discussion", async (t) => {
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -70,7 +70,7 @@ test("Publish a release without creating discussion", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -80,7 +80,7 @@ test("Publish a release without creating discussion", async (t) => {
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release and create discussion", async (t) => {
@@ -103,7 +103,7 @@ test("Publish a release and create discussion", async (t) => {
   const discussionId = 1;
   const discussionUrl = `https://github.com/${owner}/${repo}/discussions/${discussionId}`;
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -135,7 +135,7 @@ test("Publish a release and create discussion", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -149,7 +149,7 @@ test("Publish a release and create discussion", async (t) => {
     "Created GitHub release discussion: %s",
     discussionUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release on a channel", async (t) => {
@@ -169,7 +169,7 @@ test("Publish a release on a channel", async (t) => {
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -199,7 +199,7 @@ test("Publish a release on a channel", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -209,7 +209,7 @@ test("Publish a release on a channel", async (t) => {
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a prerelease wihtout creating discussion", async (t) => {
@@ -229,7 +229,7 @@ test("Publish a prerelease wihtout creating discussion", async (t) => {
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -259,7 +259,7 @@ test("Publish a prerelease wihtout creating discussion", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -269,7 +269,7 @@ test("Publish a prerelease wihtout creating discussion", async (t) => {
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a prerelease and create discussion", async (t) => {
@@ -291,7 +291,7 @@ test("Publish a prerelease and create discussion", async (t) => {
   const discussionId = 1;
   const discussionUrl = `https://github.com/${owner}/${repo}/discussions/${discussionId}`;
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -323,7 +323,7 @@ test("Publish a prerelease and create discussion", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -337,7 +337,7 @@ test("Publish a prerelease and create discussion", async (t) => {
     "Created GitHub release discussion: %s",
     discussionUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a maintenance release", async (t) => {
@@ -357,7 +357,7 @@ test("Publish a maintenance release", async (t) => {
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -393,7 +393,7 @@ test("Publish a maintenance release", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -403,7 +403,7 @@ test("Publish a maintenance release", async (t) => {
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release with one asset", async (t) => {
@@ -431,9 +431,9 @@ test("Publish a release with one asset", async (t) => {
   const uploadUrl = `${uploadOrigin}${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce(
+  const fm = fetchMock
+    .createInstance()
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       {
         upload_url: uploadUrl,
@@ -451,12 +451,12 @@ test("Publish a release with one asset", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       { upload_url: uploadUrl, html_url: releaseUrl },
       { body: { draft: false } },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=${encodeURIComponent(
         ".dotfile",
       )}&label=${encodeURIComponent("A dotfile with no ext")}`,
@@ -476,7 +476,7 @@ test("Publish a release with one asset", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -484,7 +484,7 @@ test("Publish a release with one asset", async (t) => {
   t.is(result.url, releaseUrl);
   t.true(t.context.log.calledWith("Published GitHub release: %s", releaseUrl));
   t.true(t.context.log.calledWith("Published file %s", assetUrl));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release with one asset and custom github url", async (t) => {
@@ -518,9 +518,9 @@ test("Publish a release with one asset and custom github url", async (t) => {
   const uploadUrl = `${env.GH_URL}${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce(
+  const fm = fetchMock
+    .createInstance()
+    .post(
       `${env.GH_URL}/prefix/repos/${owner}/${repo}/releases`,
       {
         upload_url: uploadUrl,
@@ -538,12 +538,12 @@ test("Publish a release with one asset and custom github url", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `${env.GH_URL}/prefix/repos/${owner}/${repo}/releases/${releaseId}`,
       { upload_url: uploadUrl, html_url: releaseUrl },
       { body: { draft: false } },
     )
-    .postOnce(
+    .post(
       `${env.GH_URL}${uploadUri}?name=${encodeURIComponent(
         "upload.txt",
       )}&label=${encodeURIComponent("A text file")}`,
@@ -565,7 +565,7 @@ test("Publish a release with one asset and custom github url", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -573,7 +573,7 @@ test("Publish a release with one asset and custom github url", async (t) => {
   t.is(result.url, releaseUrl);
   t.true(t.context.log.calledWith("Published GitHub release: %s", releaseUrl));
   t.true(t.context.log.calledWith("Published file %s", assetUrl));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release with an array of missing assets", async (t) => {
@@ -599,9 +599,9 @@ test("Publish a release with an array of missing assets", async (t) => {
   const uploadUrl = `${uploadOrigin}${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce(
+  const fm = fetchMock
+    .createInstance()
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       {
         upload_url: uploadUrl,
@@ -619,7 +619,7 @@ test("Publish a release with an array of missing assets", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       { html_url: releaseUrl },
       { body: { draft: false } },
@@ -638,7 +638,7 @@ test("Publish a release with an array of missing assets", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -657,7 +657,7 @@ test("Publish a release with an array of missing assets", async (t) => {
       emptyDirectory,
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release with asset and create discussion", async (t) => {
@@ -688,9 +688,9 @@ test("Publish a release with asset and create discussion", async (t) => {
   const discussionId = 1;
   const discussionUrl = `https://github.com/${owner}/${repo}/discussions/${discussionId}`;
 
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce(
+  const fm = fetchMock
+    .createInstance()
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       {
         upload_url: uploadUrl,
@@ -708,7 +708,7 @@ test("Publish a release with asset and create discussion", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       {
         upload_url: uploadUrl,
@@ -722,7 +722,7 @@ test("Publish a release with asset and create discussion", async (t) => {
         },
       },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=${encodeURIComponent(
         ".dotfile",
       )}&label=${encodeURIComponent("A dotfile with no ext")}`,
@@ -742,7 +742,7 @@ test("Publish a release with asset and create discussion", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -756,7 +756,7 @@ test("Publish a release with asset and create discussion", async (t) => {
     ),
   );
   t.true(t.context.log.calledWith("Published file %s", assetUrl));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a draft release", async (t) => {
@@ -776,7 +776,7 @@ test("Publish a draft release", async (t) => {
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -807,7 +807,7 @@ test("Publish a draft release", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -817,7 +817,7 @@ test("Publish a draft release", async (t) => {
     "Created GitHub draft release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a draft release with one asset", async (t) => {
@@ -845,9 +845,9 @@ test("Publish a draft release with one asset", async (t) => {
   const uploadUrl = `${uploadOrigin}${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock
-    .sandbox()
-    .postOnce(
+  const fm = fetchMock
+    .createInstance()
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/releases`,
       {
         upload_url: uploadUrl,
@@ -865,7 +865,7 @@ test("Publish a draft release with one asset", async (t) => {
         },
       },
     )
-    .postOnce(
+    .post(
       `${uploadOrigin}${uploadUri}?name=${encodeURIComponent(
         ".dotfile",
       )}&label=${encodeURIComponent("A dotfile with no ext")}`,
@@ -885,7 +885,7 @@ test("Publish a draft release with one asset", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -895,7 +895,7 @@ test("Publish a draft release with one asset", async (t) => {
     t.context.log.calledWith("Created GitHub draft release: %s", releaseUrl),
   );
   t.true(t.context.log.calledWith("Published file %s", assetUrl));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a release when env.GITHUB_URL is set to https://github.com (Default in GitHub Actions, #268)", async (t) => {
@@ -921,7 +921,7 @@ test("Publish a release when env.GITHUB_URL is set to https://github.com (Defaul
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.com/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -951,7 +951,7 @@ test("Publish a release when env.GITHUB_URL is set to https://github.com (Defaul
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -961,7 +961,7 @@ test("Publish a release when env.GITHUB_URL is set to https://github.com (Defaul
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a custom release body", async (t) => {
@@ -984,7 +984,7 @@ test("Publish a custom release body", async (t) => {
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -1014,7 +1014,7 @@ test("Publish a custom release body", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -1024,7 +1024,7 @@ test("Publish a custom release body", async (t) => {
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Publish a custom release name", async (t) => {
@@ -1047,7 +1047,7 @@ test("Publish a custom release name", async (t) => {
   const uploadUrl = `https://github.com${uploadUri}{?name,label}`;
   const branch = "test_branch";
 
-  const fetch = fetchMock.sandbox().postOnce(
+  const fm = fetchMock.createInstance().post(
     `https://api.github.local/repos/${owner}/${repo}/releases`,
     {
       upload_url: uploadUrl,
@@ -1077,7 +1077,7 @@ test("Publish a custom release name", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -1087,5 +1087,5 @@ test("Publish a custom release name", async (t) => {
     "Published GitHub release: %s",
     releaseUrl,
   ]);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
diff --git a/test/success.test.js b/test/success.test.js
index e88e1b70..cca1d2b4 100644
--- a/test/success.test.js
+++ b/test/success.test.js
@@ -58,16 +58,16 @@ test("Add comment and labels to PRs associated with release commits and issues s
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${redirectedOwner}/${redirectedRepo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getAssociatedPRs("),
+        JSON.parse(options.body).query.includes("query getAssociatedPRs("),
       {
         data: {
           repository: {
@@ -95,10 +95,10 @@ test("Add comment and labels to PRs associated with release commits and issues s
         },
       },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getRelatedIssues("),
+        JSON.parse(options.body).query.includes("query getRelatedIssues("),
       {
         data: {
           repository: {
@@ -180,58 +180,56 @@ test("Add comment and labels to PRs associated with release commits and issues s
         },
       },
     )
-    .getOnce(
+    .get(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/pulls/1/commits`,
       [{ sha: commits[0].hash }],
     )
-    .getOnce(
+    .get(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/pulls/2/commits`,
       [{ sha: commits[1].hash }],
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/1/comments`,
       {
         html_url: "https://github.com/successcomment-1",
       },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/1/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/2/comments`,
       { html_url: "https://github.com/successcomment-2" },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/2/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/3/comments`,
       { html_url: "https://github.com/successcomment-3" },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/3/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/4/comments`,
       { html_url: "https://github.com/successcomment-4" },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${redirectedOwner}/${redirectedRepo}/issues/4/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -254,7 +252,7 @@ test("Add comment and labels to PRs associated with release commits and issues s
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -299,7 +297,7 @@ test("Add comment and labels to PRs associated with release commits and issues s
   t.true(
     t.context.log.calledWith("Added labels %O to issue #%d", ["released"], 4),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Add comment and labels to PRs associated with release commits and issues (multipaged associatedPRs)", async (t) => {
@@ -336,53 +334,20 @@ test("Add comment and labels to PRs associated with release commits and issues (
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
     })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          commit123: {
-            oid: "123",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "YE",
-                hasNextPage: true,
-              },
-              nodes: [prs[0]],
-            },
-          },
-          commit456: {
-            oid: "456",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
-              },
-              nodes: [prs[1]],
-            },
-          },
-          commit789: {
-            oid: "789",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
-              },
-              nodes: [prs[2]],
-            },
-          },
-        },
-      },
-    })
-    .postOnce(
-      "https://api.github.local/graphql",
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
-            commit: {
+            commit123: {
+              oid: "123",
               associatedPullRequests: {
                 pageInfo: {
                   endCursor: "NE",
@@ -391,17 +356,35 @@ test("Add comment and labels to PRs associated with release commits and issues (
                 nodes: [prs[3]],
               },
             },
+            commit456: {
+              oid: "456",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
+              },
+            },
+            commit789: {
+              oid: "789",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
+              },
+            },
           },
         },
       },
-      {
-        overwriteRoutes: true,
-      },
+      { repeat: 1 },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getRelatedIssues("),
+        JSON.parse(options.body).query.includes("query getRelatedIssues("),
       {
         data: {
           repository: {
@@ -483,43 +466,37 @@ test("Add comment and labels to PRs associated with release commits and issues (
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/6/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/3/comments`,
-      { html_url: "https://github.com/successcomment-3" },
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/6/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/3/comments`, {
+      html_url: "https://github.com/successcomment-3",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/3/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/4/comments`,
-      { html_url: "https://github.com/successcomment-4" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/4/comments`, {
+      html_url: "https://github.com/successcomment-4",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/4/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/6/comments`,
-      { html_url: "https://github.com/successcomment-6" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/6/comments`, {
+      html_url: "https://github.com/successcomment-6",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/6/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -542,7 +519,7 @@ test("Add comment and labels to PRs associated with release commits and issues (
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -577,7 +554,7 @@ test("Add comment and labels to PRs associated with release commits and issues (
   t.true(
     t.context.log.calledWith("Added labels %O to PR #%d", ["released"], 6),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Add comment and labels to PRs associated with release commits and issues closed by PR/commits comments with custom URL", async (t) => {
@@ -611,15 +588,15 @@ test("Add comment and labels to PRs associated with release commits and issues c
     { name: "GitHub release", url: "https://custom-url.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://custom-url.com/prefix/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://custom-url.com/prefix/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
     })
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://custom-url.com/prefix/graphql" &&
-        JSON.parse(body).query.includes("query getAssociatedPRs("),
+        JSON.parse(options.body).query.includes("query getAssociatedPRs("),
       {
         data: {
           repository: {
@@ -647,10 +624,10 @@ test("Add comment and labels to PRs associated with release commits and issues c
         },
       },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://custom-url.com/prefix/graphql" &&
-        JSON.parse(body).query.includes("query getRelatedIssues("),
+        JSON.parse(options.body).query.includes("query getRelatedIssues("),
       {
         data: {
           repository: {
@@ -732,64 +709,62 @@ test("Add comment and labels to PRs associated with release commits and issues c
         },
       },
     )
-    .getOnce(
+    .get(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/pulls/1/commits`,
       [{ sha: commits[0].hash }],
     )
-    .getOnce(
+    .get(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/pulls/2/commits`,
       [{ sha: commits[1].hash }],
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/1/comments`,
       {
         html_url: "https://custom-url.com/successcomment-1",
       },
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/1/labels`,
       {},
       { body: ["released on @next"] },
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/2/comments`,
       {
         html_url: "https://custom-url.com/successcomment-2",
       },
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/2/labels`,
       {},
       { body: ["released on @next"] },
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/3/comments`,
       {
         html_url: "https://custom-url.com/successcomment-3",
       },
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/3/labels`,
       {},
       { body: ["released on @next"] },
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/4/comments`,
       {
         html_url: "https://custom-url.com/successcomment-4",
       },
     )
-    .postOnce(
+    .post(
       `https://custom-url.com/prefix/repos/${owner}/${repo}/issues/4/labels`,
       {},
       { body: ["released on @next"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://custom-url.com/prefix/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://custom-url.com/prefix/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -812,7 +787,7 @@ test("Add comment and labels to PRs associated with release commits and issues c
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -873,7 +848,7 @@ test("Add comment and labels to PRs associated with release commits and issues c
       4,
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Make multiple search queries if necessary", async (t) => {
@@ -908,18 +883,16 @@ test("Make multiple search queries if necessary", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -987,102 +960,88 @@ test("Make multiple search queries if necessary", async (t) => {
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`,
-      [{ sha: commits[1].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`,
-      [{ sha: commits[2].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/4/commits`,
-      [{ sha: commits[3].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/5/commits`,
-      [{ sha: commits[4].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/6/commits`,
-      [{ sha: commits[5].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`, [
+      { sha: commits[1].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`, [
+      { sha: commits[2].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/4/commits`, [
+      { sha: commits[3].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/5/commits`, [
+      { sha: commits[4].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/6/commits`, [
+      { sha: commits[5].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       {
         body: ["released"],
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/2/comments`,
-      { html_url: "https://github.com/successcomment-2" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/2/comments`, {
+      html_url: "https://github.com/successcomment-2",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/2/labels`,
       {},
       {
         body: ["released"],
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/3/comments`,
-      { html_url: "https://github.com/successcomment-3" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/3/comments`, {
+      html_url: "https://github.com/successcomment-3",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/3/labels`,
       {},
       {
         body: ["released"],
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/4/comments`,
-      { html_url: "https://github.com/successcomment-4" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/4/comments`, {
+      html_url: "https://github.com/successcomment-4",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/4/labels`,
       {},
       {
         body: ["released"],
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/5/comments`,
-      { html_url: "https://github.com/successcomment-5" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/5/comments`, {
+      html_url: "https://github.com/successcomment-5",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/5/labels`,
       {},
       {
         body: ["released"],
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/6/comments`,
-      { html_url: "https://github.com/successcomment-6" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/6/comments`, {
+      html_url: "https://github.com/successcomment-6",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/6/labels`,
       {},
       {
         body: ["released"],
       },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1105,7 +1064,7 @@ test("Make multiple search queries if necessary", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -1170,7 +1129,7 @@ test("Make multiple search queries if necessary", async (t) => {
   t.true(
     t.context.log.calledWith("Added labels %O to PR #%d", ["released"], 6),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Do not add comment and labels for unrelated PR returned by search (compare sha and merge_commit_sha)", async (t) => {
@@ -1196,18 +1155,16 @@ test("Do not add comment and labels for unrelated PR returned by search (compare
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1235,37 +1192,30 @@ test("Do not add comment and labels for unrelated PR returned by search (compare
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: "rebased_sha" }],
-    )
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}/pulls/1`, {
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: "rebased_sha" },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1`, {
       merge_commit_sha: commits[0].hash,
     })
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`,
-      [{ sha: "rebased_sha" }],
-    )
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}/pulls/2`, {
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`, [
+      { sha: "rebased_sha" },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/2`, {
       merge_commit_sha: "unrelated_sha",
     })
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      {
-        html_url: "https://github.com/successcomment-1",
-      },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1288,7 +1238,7 @@ test("Do not add comment and labels for unrelated PR returned by search (compare
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -1303,7 +1253,7 @@ test("Do not add comment and labels for unrelated PR returned by search (compare
   t.true(
     t.context.log.calledWith("Added labels %O to PR #%d", ["released"], 1),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Do not add comment and labels if no PR is associated with release commits", async (t) => {
@@ -1322,18 +1272,16 @@ test("Do not add comment and labels if no PR is associated with release commits"
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1351,12 +1299,10 @@ test("Do not add comment and labels if no PR is associated with release commits"
         },
       },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1379,12 +1325,12 @@ test("Do not add comment and labels if no PR is associated with release commits"
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Do not add comment and labels if no commits is found for release", async (t) => {
@@ -1403,19 +1349,25 @@ test("Do not add comment and labels if no commits is found for release", async (
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          issues: { nodes: [] },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
+      {
+        data: {
+          repository: {
+            issues: { nodes: [] },
+          },
         },
       },
-    });
+      { repeat: 1 },
+    );
 
   await success(
     pluginConfig,
@@ -1430,12 +1382,12 @@ test("Do not add comment and labels if no commits is found for release", async (
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.true(t.context.log.calledWith("No commits found in release"));
   t.true(
     t.context.log.calledWith("Skip commenting on issues and pull requests."),
@@ -1462,54 +1414,58 @@ test("Do not add comment and labels to PR/issues from other repo", async (t) =>
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          commit123: {
-            oid: "123",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
+      {
+        data: {
+          repository: {
+            commit123: {
+              oid: "123",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
               },
-              nodes: [],
             },
-          },
-          commit456: {
-            oid: "456",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
+            commit456: {
+              oid: "456",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
               },
-              nodes: [],
             },
-          },
-          commit789: {
-            oid: "789",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
+            commit789: {
+              oid: "789",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
               },
-              nodes: [],
             },
           },
         },
       },
-    })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getRelatedIssues\(/);
-        return true;
-      },
+      { repeat: 1 },
+    )
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getRelatedIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1553,21 +1509,18 @@ test("Do not add comment and labels to PR/issues from other repo", async (t) =>
         },
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/2/comments`,
-      { html_url: "https://github.com/successcomment-2" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/2/comments`, {
+      html_url: "https://github.com/successcomment-2",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/2/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1590,7 +1543,7 @@ test("Do not add comment and labels to PR/issues from other repo", async (t) =>
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -1605,7 +1558,7 @@ test("Do not add comment and labels to PR/issues from other repo", async (t) =>
   t.true(
     t.context.log.calledWith("Added labels %O to issue #%d", ["released"], 2),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Ignore missing and forbidden issues/PRs", async (t) => {
@@ -1633,16 +1586,16 @@ test("Ignore missing and forbidden issues/PRs", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getAssociatedPRs("),
+        JSON.parse(options.body).query.includes("query getAssociatedPRs("),
       {
         data: {
           repository: {
@@ -1680,10 +1633,10 @@ test("Ignore missing and forbidden issues/PRs", async (t) => {
         },
       },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getRelatedIssues("),
+        JSON.parse(options.body).query.includes("query getRelatedIssues("),
       {
         data: {
           repository: {
@@ -1802,59 +1755,51 @@ test("Ignore missing and forbidden issues/PRs", async (t) => {
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`,
-      [{ sha: commits[1].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`,
-      [{ sha: commits[2].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`, [
+      { sha: commits[1].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`, [
+      { sha: commits[2].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/2/comments`,
       404,
     )
-    .postOnce(
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/3/comments`,
       403,
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/4/comments`,
-      { html_url: "https://github.com/successcomment-4" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/4/comments`, {
+      html_url: "https://github.com/successcomment-4",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/4/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/5/comments`,
-      { html_url: "https://github.com/successcomment-5" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/5/comments`, {
+      html_url: "https://github.com/successcomment-5",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/5/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1877,7 +1822,7 @@ test("Ignore missing and forbidden issues/PRs", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -1924,7 +1869,7 @@ test("Ignore missing and forbidden issues/PRs", async (t) => {
       3,
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Add custom comment and labels", async (t) => {
@@ -1951,18 +1896,16 @@ test("Add custom comment and labels", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -1980,28 +1923,22 @@ test("Add custom comment and labels", async (t) => {
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      {
-        html_url: "https://github.com/successcomment-1",
-        body: `last release: ${lastRelease.version} nextRelease: ${nextRelease.version} branch: master commits: 1 releases: 1 PR attribute: PR prop`,
-      },
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+      body: `last release: ${lastRelease.version} nextRelease: ${nextRelease.version} branch: master commits: 1 releases: 1 PR attribute: PR prop`,
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       { body: ["released on @next", "released from master"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2026,7 +1963,7 @@ test("Add custom comment and labels", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2045,7 +1982,7 @@ test("Add custom comment and labels", async (t) => {
       1,
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Add custom label", async (t) => {
@@ -2063,18 +2000,16 @@ test("Add custom label", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2092,25 +2027,21 @@ test("Add custom label", async (t) => {
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/labels`,
       {},
       { body: ["custom label"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2135,7 +2066,7 @@ test("Add custom label", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2150,7 +2081,7 @@ test("Add custom label", async (t) => {
   t.true(
     t.context.log.calledWith("Added labels %O to PR #%d", ["custom label"], 1),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Comment on issue/PR without ading a label", async (t) => {
@@ -2168,18 +2099,16 @@ test("Comment on issue/PR without ading a label", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2197,20 +2126,16 @@ test("Comment on issue/PR without ading a label", async (t) => {
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2235,7 +2160,7 @@ test("Comment on issue/PR without ading a label", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2247,7 +2172,7 @@ test("Comment on issue/PR without ading a label", async (t) => {
       "https://github.com/successcomment-1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Editing the release to include all release links at the bottom", async (t) => {
@@ -2280,18 +2205,16 @@ test("Editing the release to include all release links at the bottom", async (t)
     { name: "Docker: docker.io/python:slim" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2309,20 +2232,16 @@ test("Editing the release to include all release links at the bottom", async (t)
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2331,7 +2250,7 @@ test("Editing the release to include all release links at the bottom", async (t)
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       {
         html_url: releaseUrl,
@@ -2358,7 +2277,7 @@ test("Editing the release to include all release links at the bottom", async (t)
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2370,7 +2289,7 @@ test("Editing the release to include all release links at the bottom", async (t)
       "https://github.com/successcomment-1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Editing the release to include all release links at the top", async (t) => {
@@ -2403,18 +2322,16 @@ test("Editing the release to include all release links at the top", async (t) =>
     { name: "Docker: docker.io/python:slim" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2432,20 +2349,16 @@ test("Editing the release to include all release links at the top", async (t) =>
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2454,7 +2367,7 @@ test("Editing the release to include all release links at the top", async (t) =>
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/releases/${releaseId}`,
       {
         html_url: releaseUrl,
@@ -2481,7 +2394,7 @@ test("Editing the release to include all release links at the top", async (t) =>
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2493,7 +2406,7 @@ test("Editing the release to include all release links at the top", async (t) =>
       "https://github.com/successcomment-1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Editing the release to include all release links with no additional releases (top)", async (t) => {
@@ -2523,18 +2436,16 @@ test("Editing the release to include all release links with no additional releas
     },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2552,20 +2463,16 @@ test("Editing the release to include all release links with no additional releas
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2590,7 +2497,7 @@ test("Editing the release to include all release links with no additional releas
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2602,7 +2509,7 @@ test("Editing the release to include all release links with no additional releas
       "https://github.com/successcomment-1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Editing the release to include all release links with no additional releases (bottom)", async (t) => {
@@ -2632,18 +2539,16 @@ test("Editing the release to include all release links with no additional releas
     },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2661,20 +2566,16 @@ test("Editing the release to include all release links with no additional releas
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2699,7 +2600,7 @@ test("Editing the release to include all release links with no additional releas
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2711,7 +2612,7 @@ test("Editing the release to include all release links with no additional releas
       "https://github.com/successcomment-1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Editing the release to include all release links with no releases", async (t) => {
@@ -2734,18 +2635,16 @@ test("Editing the release to include all release links with no releases", async
   const commits = [{ hash: "123", message: "Commit 1 message" }];
   const releases = [];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2763,20 +2662,16 @@ test("Editing the release to include all release links with no releases", async
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2801,7 +2696,7 @@ test("Editing the release to include all release links with no releases", async
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2813,7 +2708,7 @@ test("Editing the release to include all release links with no releases", async
       "https://github.com/successcomment-1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Editing the release with no ID in the release", async (t) => {
@@ -2838,18 +2733,16 @@ test("Editing the release with no ID in the release", async (t) => {
     { name: "Docker: docker.io/python:slim" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2867,20 +2760,16 @@ test("Editing the release with no ID in the release", async (t) => {
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
-      { html_url: "https://github.com/successcomment-1" },
-    )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/1/comments`, {
+      html_url: "https://github.com/successcomment-1",
+    })
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2905,7 +2794,7 @@ test("Editing the release with no ID in the release", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -2917,7 +2806,7 @@ test("Editing the release with no ID in the release", async (t) => {
       "https://github.com/successcomment-1",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Ignore errors when adding comments and closing issues", async (t) => {
@@ -2947,18 +2836,16 @@ test("Ignore errors when adding comments and closing issues", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -2986,33 +2873,28 @@ test("Ignore errors when adding comments and closing issues", async (t) => {
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`,
-      [{ sha: commits[1].hash }],
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/1/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`, [
+      { sha: commits[1].hash },
+    ])
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/1/comments`,
       400,
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/2/comments`,
-      { html_url: "https://github.com/successcomment-2" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/2/comments`, {
+      html_url: "https://github.com/successcomment-2",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/2/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -3021,16 +2903,12 @@ test("Ignore errors when adding comments and closing issues", async (t) => {
         },
       },
     )
-    .patchOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/2`,
-      500,
-      {
-        body: {
-          state: "closed",
-        },
+    .patch(`https://api.github.local/repos/${owner}/${repo}/issues/2`, 500, {
+      body: {
+        state: "closed",
       },
-    )
-    .patchOnce(
+    })
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/issues/3`,
       { html_url: "https://github.com/issues/3" },
       {
@@ -3057,7 +2935,7 @@ test("Ignore errors when adding comments and closing issues", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -3086,7 +2964,7 @@ test("Ignore errors when adding comments and closing issues", async (t) => {
       "https://github.com/issues/3",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Close open issues when a release is successful", async (t) => {
@@ -3107,18 +2985,16 @@ test("Close open issues when a release is successful", async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getAssociatedPRs\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -3136,12 +3012,10 @@ test("Close open issues when a release is successful", async (t) => {
         },
       },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -3150,7 +3024,7 @@ test("Close open issues when a release is successful", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/issues/2`,
       { html_url: "https://github.com/issues/2" },
       {
@@ -3159,7 +3033,7 @@ test("Close open issues when a release is successful", async (t) => {
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/issues/3`,
       { html_url: "https://github.com/issues/3" },
       {
@@ -3183,7 +3057,7 @@ test("Close open issues when a release is successful", async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -3202,7 +3076,7 @@ test("Close open issues when a release is successful", async (t) => {
       "https://github.com/issues/3",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Skip comment on on issues/PR if "successComment" is "false"', async (t) => {
@@ -3226,18 +3100,16 @@ test('Skip comment on on issues/PR if "successComment" is "false"', async (t) =>
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -3261,7 +3133,7 @@ test('Skip comment on on issues/PR if "successComment" is "false"', async (t) =>
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -3269,7 +3141,7 @@ test('Skip comment on on issues/PR if "successComment" is "false"', async (t) =>
   t.true(
     t.context.log.calledWith("Skip commenting on issues and pull requests."),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Does not comment/label on issues/PR if "successCommentCondition" is "false"', async (t) => {
@@ -3293,18 +3165,24 @@ test('Does not comment/label on issues/PR if "successCommentCondition" is "false
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
     })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          issues: { nodes: [] },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
+      {
+        data: {
+          repository: {
+            issues: { nodes: [] },
+          },
         },
       },
-    });
+      { repeat: 1 },
+    );
 
   await success(
     pluginConfig,
@@ -3320,7 +3198,7 @@ test('Does not comment/label on issues/PR if "successCommentCondition" is "false
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -3328,7 +3206,7 @@ test('Does not comment/label on issues/PR if "successCommentCondition" is "false
   t.true(
     t.context.log.calledWith("Skip commenting on issues and pull requests."),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Add comment and label to found issues/associatedPR using the "successCommentCondition": if specific label is found', async (t) => {
@@ -3464,15 +3342,15 @@ test('Add comment and label to found issues/associatedPR using the "successComme
     },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
     })
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getAssociatedPRs("),
+        JSON.parse(options.body).query.includes("query getAssociatedPRs("),
       {
         data: {
           repository: {
@@ -3500,18 +3378,16 @@ test('Add comment and label to found issues/associatedPR using the "successComme
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/4/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/5/commits`,
-      [{ sha: commits[1].hash }],
-    )
-    .postOnce(
-      (url, { body }) =>
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/4/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/5/commits`, [
+      { sha: commits[1].hash },
+    ])
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getSRIssues("),
+        JSON.parse(options.body).query.includes("query getSRIssues("),
       {
         data: {
           repository: {
@@ -3520,16 +3396,15 @@ test('Add comment and label to found issues/associatedPR using the "successComme
         },
       },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/5/comments`,
-      { html_url: "https://github.com/successcomment-5" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/5/comments`, {
+      html_url: "https://github.com/successcomment-5",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/5/labels`,
       {},
       { body: ["released"] },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/issues/2`,
       { html_url: "https://github.com/issues/2" },
       {
@@ -3538,7 +3413,7 @@ test('Add comment and label to found issues/associatedPR using the "successComme
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/issues/3`,
       { html_url: "https://github.com/issues/3" },
       {
@@ -3562,7 +3437,7 @@ test('Add comment and label to found issues/associatedPR using the "successComme
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -3577,7 +3452,7 @@ test('Add comment and label to found issues/associatedPR using the "successComme
   t.true(
     t.context.log.calledWith("Added labels %O to PR #%d", ["released"], 5),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Does not comment/label associatedPR and relatedIssues created by "Bots"', async (t) => {
@@ -3705,15 +3580,15 @@ test('Does not comment/label associatedPR and relatedIssues created by "Bots"',
     },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
     })
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getAssociatedPRs("),
+        JSON.parse(options.body).query.includes("query getAssociatedPRs("),
       {
         data: {
           repository: {
@@ -3741,10 +3616,10 @@ test('Does not comment/label associatedPR and relatedIssues created by "Bots"',
         },
       },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getRelatedIssues("),
+        JSON.parse(options.body).query.includes("query getRelatedIssues("),
       {
         data: {
           repository: {
@@ -3826,38 +3701,32 @@ test('Does not comment/label associatedPR and relatedIssues created by "Bots"',
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`,
-      [{ sha: commits[1].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/4/comments`,
-      { html_url: "https://github.com/successcomment-4" },
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`, [
+      { sha: commits[1].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/4/comments`, {
+      html_url: "https://github.com/successcomment-4",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/4/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/2/comments`,
-      { html_url: "https://github.com/successcomment-2" },
-    )
-    .postOnce(
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/2/comments`, {
+      html_url: "https://github.com/successcomment-2",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/2/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) => {
-        t.is(url, "https://api.github.local/graphql");
-        t.regex(JSON.parse(body).query, /query getSRIssues\(/);
-        return true;
-      },
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getSRIssues\(/.test(JSON.parse(options.body).query),
       {
         data: {
           repository: {
@@ -3866,7 +3735,7 @@ test('Does not comment/label associatedPR and relatedIssues created by "Bots"',
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/issues/1`,
       { html_url: "https://github.com/issues/1" },
       {
@@ -3890,7 +3759,7 @@ test('Does not comment/label associatedPR and relatedIssues created by "Bots"',
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -3913,7 +3782,7 @@ test('Does not comment/label associatedPR and relatedIssues created by "Bots"',
   t.true(
     t.context.log.calledWith("Added labels %O to issue #%d", ["released"], 4),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Does not comment/label "associatedPR" when "successCommentCondition" disables it: Only comment on "relatedIssues"', async (t) => {
@@ -3951,15 +3820,15 @@ test('Does not comment/label "associatedPR" when "successCommentCondition" disab
     { number: 3, __typename: "PullRequest", state: "closed" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
     })
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getAssociatedPRs("),
+        JSON.parse(options.body).query.includes("query getAssociatedPRs("),
       {
         data: {
           repository: {
@@ -3987,10 +3856,10 @@ test('Does not comment/label "associatedPR" when "successCommentCondition" disab
         },
       },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getRelatedIssues("),
+        JSON.parse(options.body).query.includes("query getRelatedIssues("),
       {
         data: {
           repository: {
@@ -4035,27 +3904,24 @@ test('Does not comment/label "associatedPR" when "successCommentCondition" disab
         },
       },
     )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`,
-      [{ sha: commits[0].hash }],
-    )
-    .getOnce(
-      `https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`,
-      [{ sha: commits[1].hash }],
-    )
-    .postOnce(
-      `https://api.github.local/repos/${owner}/${repo}/issues/4/comments`,
-      { html_url: "https://github.com/successcomment-4" },
-    )
-    .postOnce(
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/2/commits`, [
+      { sha: commits[0].hash },
+    ])
+    .get(`https://api.github.local/repos/${owner}/${repo}/pulls/3/commits`, [
+      { sha: commits[1].hash },
+    ])
+    .post(`https://api.github.local/repos/${owner}/${repo}/issues/4/comments`, {
+      html_url: "https://github.com/successcomment-4",
+    })
+    .post(
       `https://api.github.local/repos/${owner}/${repo}/issues/4/labels`,
       {},
       { body: ["released"] },
     )
-    .postOnce(
-      (url, { body }) =>
+    .post(
+      ({ url, options }) =>
         url === "https://api.github.local/graphql" &&
-        JSON.parse(body).query.includes("query getSRIssues("),
+        JSON.parse(options.body).query.includes("query getSRIssues("),
       {
         data: {
           repository: {
@@ -4064,7 +3930,7 @@ test('Does not comment/label "associatedPR" when "successCommentCondition" disab
         },
       },
     )
-    .patchOnce(
+    .patch(
       `https://api.github.local/repos/${owner}/${repo}/issues/1`,
       { html_url: "https://github.com/issues/1" },
       {
@@ -4088,7 +3954,7 @@ test('Does not comment/label "associatedPR" when "successCommentCondition" disab
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -4110,7 +3976,7 @@ test('Does not comment/label "associatedPR" when "successCommentCondition" disab
   t.true(
     t.context.log.calledWith("Added labels %O to issue #%d", ["released"], 4),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Skip closing issues if "failComment" is "false"', async (t) => {
@@ -4125,28 +3991,34 @@ test('Skip closing issues if "failComment" is "false"', async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          commit123: {
-            oid: "123",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
+      {
+        data: {
+          repository: {
+            commit123: {
+              oid: "123",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
               },
-              nodes: [],
             },
           },
         },
       },
-    });
+      { repeat: 1 },
+    );
 
   await success(
     pluginConfig,
@@ -4162,7 +4034,7 @@ test('Skip closing issues if "failComment" is "false"', async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -4172,7 +4044,7 @@ test('Skip closing issues if "failComment" is "false"', async (t) => {
       "DEPRECATION: 'false' for 'failComment' or 'failTitle' is deprecated and will be removed in a future major version. Use 'failCommentCondition' instead.",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Skip closing issues if "failTitle" is "false"', async (t) => {
@@ -4187,28 +4059,34 @@ test('Skip closing issues if "failTitle" is "false"', async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          commit123: {
-            oid: "123",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
+      {
+        data: {
+          repository: {
+            commit123: {
+              oid: "123",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
               },
-              nodes: [],
             },
           },
         },
       },
-    });
+      { repeat: 1 },
+    );
 
   await success(
     pluginConfig,
@@ -4224,7 +4102,7 @@ test('Skip closing issues if "failTitle" is "false"', async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
@@ -4234,7 +4112,7 @@ test('Skip closing issues if "failTitle" is "false"', async (t) => {
       "DEPRECATION: 'false' for 'failComment' or 'failTitle' is deprecated and will be removed in a future major version. Use 'failCommentCondition' instead.",
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Skip closing issues if "failCommentCondition" is "false"', async (t) => {
@@ -4249,28 +4127,34 @@ test('Skip closing issues if "failCommentCondition" is "false"', async (t) => {
     { name: "GitHub release", url: "https://github.com/release" },
   ];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       full_name: `${owner}/${repo}`,
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .postOnce("https://api.github.local/graphql", {
-      data: {
-        repository: {
-          commit123: {
-            oid: "123",
-            associatedPullRequests: {
-              pageInfo: {
-                endCursor: "NI",
-                hasNextPage: false,
+    .post(
+      ({ url, options }) =>
+        url === "https://api.github.local/graphql" &&
+        /query getAssociatedPRs\(/.test(JSON.parse(options.body).query),
+      {
+        data: {
+          repository: {
+            commit123: {
+              oid: "123",
+              associatedPullRequests: {
+                pageInfo: {
+                  endCursor: "NI",
+                  hasNextPage: false,
+                },
+                nodes: [],
               },
-              nodes: [],
             },
           },
         },
       },
-    });
+      { repeat: 1 },
+    );
 
   await success(
     pluginConfig,
@@ -4286,10 +4170,10 @@ test('Skip closing issues if "failCommentCondition" is "false"', async (t) => {
     {
       Octokit: TestOctokit.defaults((options) => ({
         ...options,
-        request: { ...options.request, fetch },
+        request: { ...options.request, fetch: fm.fetchHandler },
       })),
     },
   );
   t.true(t.context.log.calledWith("Skip closing issue."));
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
diff --git a/test/verify.test.js b/test/verify.test.js
index d5154c36..bc6c7934 100644
--- a/test/verify.test.js
+++ b/test/verify.test.js
@@ -32,9 +32,9 @@ test("Verify package, token and repository access", async (t) => {
   const labels = ["semantic-release"];
   const discussionCategoryName = "Announcements";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -62,12 +62,12 @@ test("Verify package, token and repository access", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify package, token and repository access with "proxy", "asset", "discussionCategoryName", "successComment", "failTitle", "failComment" and "label" set to "null"', async (t) => {
@@ -82,9 +82,9 @@ test('Verify package, token and repository access with "proxy", "asset", "discus
   const labels = null;
   const discussionCategoryName = null;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -112,12 +112,12 @@ test('Verify package, token and repository access with "proxy", "asset", "discus
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify package, token and repository access and custom URL with prefix", async (t) => {
@@ -127,9 +127,9 @@ test("Verify package, token and repository access and custom URL with prefix", a
   const githubUrl = "https://othertesturl.com:9090";
   const githubApiPathPrefix = "prefix";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://othertesturl.com:9090/prefix/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://othertesturl.com:9090/prefix/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -149,13 +149,13 @@ test("Verify package, token and repository access and custom URL with prefix", a
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.deepEqual(t.context.log.args[0], [
     "Verify GitHub authentication (%s)",
     "https://othertesturl.com:9090/prefix",
@@ -168,9 +168,9 @@ test("Verify package, token and repository access and custom URL without prefix"
   const env = { GH_TOKEN: "github_token" };
   const githubUrl = "https://othertesturl.com:9090";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://othertesturl.com:9090/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://othertesturl.com:9090/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -190,13 +190,13 @@ test("Verify package, token and repository access and custom URL without prefix"
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.deepEqual(t.context.log.args[0], [
     "Verify GitHub authentication (%s)",
     "https://othertesturl.com:9090",
@@ -209,9 +209,9 @@ test("Verify package, token and repository access and shorthand repositoryUrl UR
   const env = { GH_TOKEN: "github_token" };
   const githubUrl = "https://othertesturl.com:9090";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://othertesturl.com:9090/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://othertesturl.com:9090/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -229,13 +229,13 @@ test("Verify package, token and repository access and shorthand repositoryUrl UR
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.deepEqual(t.context.log.args[0], [
     "Verify GitHub authentication (%s)",
     "https://othertesturl.com:9090",
@@ -251,9 +251,9 @@ test("Verify package, token and repository with environment variables", async (t
     GH_PREFIX: "prefix",
     HTTP_PROXY: "https://localhost",
   };
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://othertesturl.com:443/prefix/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://othertesturl.com:443/prefix/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -273,13 +273,13 @@ test("Verify package, token and repository with environment variables", async (t
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.deepEqual(t.context.log.args[0], [
     "Verify GitHub authentication (%s)",
     "https://othertesturl.com:443/prefix",
@@ -295,9 +295,9 @@ test("Verify package, token and repository access with alternative environment v
     GITHUB_PREFIX: "prefix",
   };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://othertesturl.com:443/prefix/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://othertesturl.com:443/prefix/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -317,12 +317,12 @@ test("Verify package, token and repository access with alternative environment v
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify package, token and repository access with custom API URL", async (t) => {
@@ -332,9 +332,9 @@ test("Verify package, token and repository access with custom API URL", async (t
   const githubUrl = "https://othertesturl.com:9090";
   const githubApiUrl = "https://api.othertesturl.com:9090";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.othertesturl.com:9090/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.othertesturl.com:9090/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -352,13 +352,13 @@ test("Verify package, token and repository access with custom API URL", async (t
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
   t.deepEqual(t.context.log.args[0], [
     "Verify GitHub authentication (%s)",
     "https://api.othertesturl.com:9090",
@@ -374,9 +374,9 @@ test("Verify package, token and repository access with API URL in environment va
     GITHUB_TOKEN: "github_token",
   };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.othertesturl.com:443/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.othertesturl.com:443/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -396,12 +396,12 @@ test("Verify package, token and repository access with API URL in environment va
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "proxy" is a String', async (t) => {
@@ -410,9 +410,9 @@ test('Verify "proxy" is a String', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const proxy = "https://locahost";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -430,13 +430,13 @@ test('Verify "proxy" is a String', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "proxy" is an object with "host" and "port" properties', async (t) => {
@@ -445,9 +445,9 @@ test('Verify "proxy" is an object with "host" and "port" properties', async (t)
   const env = { GH_TOKEN: "github_token" };
   const proxy = { host: "locahost", port: 80 };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -467,13 +467,13 @@ test('Verify "proxy" is an object with "host" and "port" properties', async (t)
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "proxy" is a Boolean set to false', async (t) => {
@@ -482,9 +482,9 @@ test('Verify "proxy" is a Boolean set to false', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const proxy = false;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -502,13 +502,13 @@ test('Verify "proxy" is a Boolean set to false', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "assets" is a String', async (t) => {
@@ -517,9 +517,9 @@ test('Verify "assets" is a String', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const assets = "file2.js";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -537,13 +537,13 @@ test('Verify "assets" is a String', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "assets" is an Object with a path property', async (t) => {
@@ -552,9 +552,9 @@ test('Verify "assets" is an Object with a path property', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const assets = { path: "file2.js" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -572,13 +572,13 @@ test('Verify "assets" is an Object with a path property', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "assets" is an Array of Object with a path property', async (t) => {
@@ -587,9 +587,9 @@ test('Verify "assets" is an Array of Object with a path property', async (t) =>
   const env = { GH_TOKEN: "github_token" };
   const assets = [{ path: "file1.js" }, { path: "file2.js" }];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -609,13 +609,13 @@ test('Verify "assets" is an Array of Object with a path property', async (t) =>
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "assets" is an Array of glob Arrays', async (t) => {
@@ -624,9 +624,9 @@ test('Verify "assets" is an Array of glob Arrays', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const assets = [["dist/**", "!**/*.js"], "file2.js"];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -644,13 +644,13 @@ test('Verify "assets" is an Array of glob Arrays', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "assets" is an Array of Object with a glob Arrays in path property', async (t) => {
@@ -659,9 +659,9 @@ test('Verify "assets" is an Array of Object with a glob Arrays in path property'
   const env = { GH_TOKEN: "github_token" };
   const assets = [{ path: ["dist/**", "!**/*.js"] }, { path: "file2.js" }];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -681,13 +681,13 @@ test('Verify "assets" is an Array of Object with a glob Arrays in path property'
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "labels" is a String', async (t) => {
@@ -696,9 +696,9 @@ test('Verify "labels" is a String', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const labels = "semantic-release";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -716,13 +716,13 @@ test('Verify "labels" is a String', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "assignees" is a String', async (t) => {
@@ -731,9 +731,9 @@ test('Verify "assignees" is a String', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const assignees = "user";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -751,13 +751,13 @@ test('Verify "assignees" is a String', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "addReleases" is a valid string (top)', async (t) => {
@@ -766,9 +766,9 @@ test('Verify "addReleases" is a valid string (top)', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const addReleases = "top";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -786,13 +786,13 @@ test('Verify "addReleases" is a valid string (top)', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "addReleases" is a valid string (bottom)', async (t) => {
@@ -801,9 +801,9 @@ test('Verify "addReleases" is a valid string (bottom)', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const addReleases = "bottom";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -821,13 +821,13 @@ test('Verify "addReleases" is a valid string (bottom)', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "addReleases" is valid (false)', async (t) => {
@@ -836,9 +836,9 @@ test('Verify "addReleases" is valid (false)', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const addReleases = false;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -856,13 +856,13 @@ test('Verify "addReleases" is valid (false)', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "draftRelease" is valid (true)', async (t) => {
@@ -871,9 +871,9 @@ test('Verify "draftRelease" is valid (true)', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const draftRelease = true;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -891,13 +891,13 @@ test('Verify "draftRelease" is valid (true)', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Verify "draftRelease" is valid (false)', async (t) => {
@@ -906,9 +906,9 @@ test('Verify "draftRelease" is valid (false)', async (t) => {
   const env = { GH_TOKEN: "github_token" };
   const draftRelease = false;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -926,13 +926,13 @@ test('Verify "draftRelease" is valid (false)', async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 // https://github.com/semantic-release/github/issues/182
@@ -951,9 +951,9 @@ test("Verify if run in GitHub Action", async (t) => {
   const labels = ["semantic-release"];
   const discussionCategoryName = "Announcements";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     });
 
@@ -970,13 +970,13 @@ test("Verify if run in GitHub Action", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 // https://github.com/semantic-release/github/issues/182
@@ -995,9 +995,9 @@ test("Verify if run in GitHub Action and repo is renamed", async (t) => {
   const labels = ["semantic-release"];
   const discussionCategoryName = "Announcements";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       clone_url: `https://api.github.local/${owner}/${repo}2.git`,
     });
 
@@ -1016,7 +1016,7 @@ test("Verify if run in GitHub Action and repo is renamed", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1025,7 +1025,7 @@ test("Verify if run in GitHub Action and repo is renamed", async (t) => {
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EMISMATCHGITHUBURL");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Verify if token is a Github installation token and repo is renamed", async (t) => {
@@ -1033,18 +1033,15 @@ test("Verify if token is a Github installation token and repo is renamed", async
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: false,
       },
       clone_url: `https://api.github.local/${owner}/${repo}2.git`,
     })
-    .headOnce(
-      "https://api.github.local/installation/repositories?per_page=1",
-      200,
-    );
+    .head("https://api.github.local/installation/repositories?per_page=1", 200);
 
   const {
     errors: [error, ...errors],
@@ -1059,7 +1056,7 @@ test("Verify if token is a Github installation token and repo is renamed", async
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1068,7 +1065,7 @@ test("Verify if token is a Github installation token and repo is renamed", async
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EMISMATCHGITHUBURL");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Throw SemanticReleaseError for missing github token", async (t) => {
@@ -1087,7 +1084,7 @@ test("Throw SemanticReleaseError for missing github token", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1103,9 +1100,9 @@ test("Throw SemanticReleaseError for invalid token", async (t) => {
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, 401);
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, 401);
 
   const {
     errors: [error, ...errors],
@@ -1120,7 +1117,7 @@ test("Throw SemanticReleaseError for invalid token", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1129,7 +1126,7 @@ test("Throw SemanticReleaseError for invalid token", async (t) => {
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDGHTOKEN");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Throw SemanticReleaseError for invalid repositoryUrl", async (t) => {
@@ -1148,7 +1145,7 @@ test("Throw SemanticReleaseError for invalid repositoryUrl", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1164,18 +1161,15 @@ test("Throw SemanticReleaseError if token doesn't have the push permission on th
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: false,
       },
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .headOnce(
-      "https://api.github.local/installation/repositories?per_page=1",
-      403,
-    );
+    .head("https://api.github.local/installation/repositories?per_page=1", 403);
 
   const {
     errors: [error, ...errors],
@@ -1190,7 +1184,7 @@ test("Throw SemanticReleaseError if token doesn't have the push permission on th
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1199,7 +1193,7 @@ test("Throw SemanticReleaseError if token doesn't have the push permission on th
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EGHNOPERMISSION");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Do not throw SemanticReleaseError if token doesn't have the push permission but it is a Github installation token", async (t) => {
@@ -1207,18 +1201,15 @@ test("Do not throw SemanticReleaseError if token doesn't have the push permissio
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: false,
       },
       clone_url: `https://api.github.local/${owner}/${repo}.git`,
     })
-    .headOnce(
-      "https://api.github.local/installation/repositories?per_page=1",
-      200,
-    );
+    .head("https://api.github.local/installation/repositories?per_page=1", 200);
 
   await t.notThrowsAsync(
     verify(
@@ -1231,13 +1222,13 @@ test("Do not throw SemanticReleaseError if token doesn't have the push permissio
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test("Throw SemanticReleaseError if the repository doesn't exist", async (t) => {
@@ -1245,9 +1236,9 @@ test("Throw SemanticReleaseError if the repository doesn't exist", async (t) =>
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, 404);
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, 404);
 
   const {
     errors: [error, ...errors],
@@ -1262,7 +1253,7 @@ test("Throw SemanticReleaseError if the repository doesn't exist", async (t) =>
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1271,19 +1262,19 @@ test("Throw SemanticReleaseError if the repository doesn't exist", async (t) =>
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EMISSINGREPO");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test(`Don't throw an error if owner/repo only differs in case`, async (t) => {
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock.sandbox().getOnce(
+  const fm = fetchMock.createInstance().get(
     `https://api.github.local/repos/org/foo`,
     {
       permissions: { push: true },
       clone_url: `https://github.com/ORG/FOO.git`,
     },
-    { repeat: 2 },
+    { repeat: 1 },
   );
 
   await t.notThrowsAsync(
@@ -1299,13 +1290,13 @@ test(`Don't throw an error if owner/repo only differs in case`, async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 const urlFormats = [
@@ -1324,13 +1315,13 @@ for (const makeRepositoryUrl of urlFormats) {
     test(`Don't throw an error if clone_url differs from repositoryUrl but owner/repo is the same -- ${makeRepositoryUrl(owner, repo)} / ${make_clone_url(owner, repo)}`, async (t) => {
       const env = { GH_TOKEN: "github_token" };
 
-      const fetch = fetchMock.sandbox().getOnce(
+      const fm = fetchMock.createInstance().get(
         `https://api.github.local/repos/${owner}/${repo}`,
         {
           permissions: { push: true },
           clone_url: make_clone_url(owner, repo),
         },
-        { repeat: 2 },
+        { repeat: 1 },
       );
 
       await t.notThrowsAsync(
@@ -1346,26 +1337,26 @@ for (const makeRepositoryUrl of urlFormats) {
           {
             Octokit: TestOctokit.defaults((options) => ({
               ...options,
-              request: { ...options.request, fetch },
+              request: { ...options.request, fetch: fm.fetchHandler },
             })),
           },
         ),
       );
 
-      t.true(fetch.done());
+      t.true(fm.callHistory.done());
     });
 
     const repo2 = repo + "2";
     test(`Throw SemanticReleaseError if the repository is renamed -- ${makeRepositoryUrl(owner, repo)} / ${make_clone_url(owner, repo2)}`, async (t) => {
       const env = { GH_TOKEN: "github_token" };
 
-      const fetch = fetchMock.sandbox().getOnce(
+      const fm = fetchMock.createInstance().get(
         `https://api.github.local/repos/${owner}/${repo}`,
         {
           permissions: { push: true },
           clone_url: make_clone_url(owner, repo2),
         },
-        { repeat: 2 },
+        { repeat: 1 },
       );
 
       const {
@@ -1381,7 +1372,7 @@ for (const makeRepositoryUrl of urlFormats) {
           {
             Octokit: TestOctokit.defaults((options) => ({
               ...options,
-              request: { ...options.request, fetch },
+              request: { ...options.request, fetch: fm.fetchHandler },
             })),
           },
         ),
@@ -1390,7 +1381,7 @@ for (const makeRepositoryUrl of urlFormats) {
       t.is(errors.length, 0);
       t.is(error.name, "SemanticReleaseError");
       t.is(error.code, "EMISMATCHGITHUBURL");
-      t.true(fetch.done());
+      t.true(fm.callHistory.done());
     });
   }
 }
@@ -1400,9 +1391,9 @@ test("Throw error if github return any other errors", async (t) => {
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, 500);
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, 500);
 
   const error = await t.throwsAsync(
     verify(
@@ -1415,14 +1406,14 @@ test("Throw error if github return any other errors", async (t) => {
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
   );
 
   t.is(error.status, 500);
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "proxy" option is not a String or an Object', async (t) => {
@@ -1444,7 +1435,7 @@ test('Throw SemanticReleaseError if "proxy" option is not a String or an Object'
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1474,7 +1465,7 @@ test('Throw SemanticReleaseError if "proxy" option is an Object with invalid pro
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1491,9 +1482,9 @@ test('Throw SemanticReleaseError if "assets" option is not a String or an Array
   const env = { GH_TOKEN: "github_token" };
   const assets = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1513,7 +1504,7 @@ test('Throw SemanticReleaseError if "assets" option is not a String or an Array
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1522,7 +1513,7 @@ test('Throw SemanticReleaseError if "assets" option is not a String or an Array
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDASSETS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "assets" option is an Array with invalid elements', async (t) => {
@@ -1531,9 +1522,9 @@ test('Throw SemanticReleaseError if "assets" option is an Array with invalid ele
   const env = { GH_TOKEN: "github_token" };
   const assets = ["file.js", 42];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1553,7 +1544,7 @@ test('Throw SemanticReleaseError if "assets" option is an Array with invalid ele
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1562,7 +1553,7 @@ test('Throw SemanticReleaseError if "assets" option is an Array with invalid ele
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDASSETS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "assets" option is an Object missing the "path" property', async (t) => {
@@ -1571,9 +1562,9 @@ test('Throw SemanticReleaseError if "assets" option is an Object missing the "pa
   const env = { GH_TOKEN: "github_token" };
   const assets = { name: "file.js" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1593,7 +1584,7 @@ test('Throw SemanticReleaseError if "assets" option is an Object missing the "pa
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1602,7 +1593,7 @@ test('Throw SemanticReleaseError if "assets" option is an Object missing the "pa
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDASSETS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "assets" option is an Array with objects missing the "path" property', async (t) => {
@@ -1611,9 +1602,9 @@ test('Throw SemanticReleaseError if "assets" option is an Array with objects mis
   const env = { GH_TOKEN: "github_token" };
   const assets = [{ path: "lib/file.js" }, { name: "file.js" }];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1633,7 +1624,7 @@ test('Throw SemanticReleaseError if "assets" option is an Array with objects mis
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1642,7 +1633,7 @@ test('Throw SemanticReleaseError if "assets" option is an Array with objects mis
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDASSETS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "successComment" option is not a String', async (t) => {
@@ -1651,9 +1642,9 @@ test('Throw SemanticReleaseError if "successComment" option is not a String', as
   const env = { GH_TOKEN: "github_token" };
   const successComment = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1673,7 +1664,7 @@ test('Throw SemanticReleaseError if "successComment" option is not a String', as
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1682,7 +1673,7 @@ test('Throw SemanticReleaseError if "successComment" option is not a String', as
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDSUCCESSCOMMENT");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "successComment" option is an empty String', async (t) => {
@@ -1691,9 +1682,9 @@ test('Throw SemanticReleaseError if "successComment" option is an empty String',
   const env = { GH_TOKEN: "github_token" };
   const successComment = "";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1713,7 +1704,7 @@ test('Throw SemanticReleaseError if "successComment" option is an empty String',
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1722,7 +1713,7 @@ test('Throw SemanticReleaseError if "successComment" option is an empty String',
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDSUCCESSCOMMENT");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "successComment" option is a whitespace String', async (t) => {
@@ -1731,9 +1722,9 @@ test('Throw SemanticReleaseError if "successComment" option is a whitespace Stri
   const env = { GH_TOKEN: "github_token" };
   const successComment = "  \n \r ";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1753,7 +1744,7 @@ test('Throw SemanticReleaseError if "successComment" option is a whitespace Stri
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1762,7 +1753,7 @@ test('Throw SemanticReleaseError if "successComment" option is a whitespace Stri
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDSUCCESSCOMMENT");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "failTitle" option is not a String', async (t) => {
@@ -1771,9 +1762,9 @@ test('Throw SemanticReleaseError if "failTitle" option is not a String', async (
   const env = { GH_TOKEN: "github_token" };
   const failTitle = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1793,7 +1784,7 @@ test('Throw SemanticReleaseError if "failTitle" option is not a String', async (
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1802,7 +1793,7 @@ test('Throw SemanticReleaseError if "failTitle" option is not a String', async (
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDFAILTITLE");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "failTitle" option is an empty String', async (t) => {
@@ -1811,9 +1802,9 @@ test('Throw SemanticReleaseError if "failTitle" option is an empty String', asyn
   const env = { GH_TOKEN: "github_token" };
   const failTitle = "";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1833,7 +1824,7 @@ test('Throw SemanticReleaseError if "failTitle" option is an empty String', asyn
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1842,7 +1833,7 @@ test('Throw SemanticReleaseError if "failTitle" option is an empty String', asyn
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDFAILTITLE");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "failTitle" option is a whitespace String', async (t) => {
@@ -1851,9 +1842,9 @@ test('Throw SemanticReleaseError if "failTitle" option is a whitespace String',
   const env = { GH_TOKEN: "github_token" };
   const failTitle = "  \n \r ";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1873,7 +1864,7 @@ test('Throw SemanticReleaseError if "failTitle" option is a whitespace String',
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1882,7 +1873,7 @@ test('Throw SemanticReleaseError if "failTitle" option is a whitespace String',
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDFAILTITLE");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "discussionCategoryName" option is not a String', async (t) => {
@@ -1891,9 +1882,9 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is not a Str
   const env = { GH_TOKEN: "github_token" };
   const discussionCategoryName = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1913,7 +1904,7 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is not a Str
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1922,7 +1913,7 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is not a Str
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDDISCUSSIONCATEGORYNAME");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "discussionCategoryName" option is an empty String', async (t) => {
@@ -1931,9 +1922,9 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is an empty
   const env = { GH_TOKEN: "github_token" };
   const discussionCategoryName = "";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1953,7 +1944,7 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is an empty
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -1962,7 +1953,7 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is an empty
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDDISCUSSIONCATEGORYNAME");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "discussionCategoryName" option is a whitespace String', async (t) => {
@@ -1971,9 +1962,9 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is a whitesp
   const env = { GH_TOKEN: "github_token" };
   const discussionCategoryName = "  \n \r ";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -1993,7 +1984,7 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is a whitesp
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2002,7 +1993,7 @@ test('Throw SemanticReleaseError if "discussionCategoryName" option is a whitesp
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDDISCUSSIONCATEGORYNAME");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "failComment" option is not a String', async (t) => {
@@ -2011,9 +2002,9 @@ test('Throw SemanticReleaseError if "failComment" option is not a String', async
   const env = { GH_TOKEN: "github_token" };
   const failComment = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2033,7 +2024,7 @@ test('Throw SemanticReleaseError if "failComment" option is not a String', async
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2042,7 +2033,7 @@ test('Throw SemanticReleaseError if "failComment" option is not a String', async
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDFAILCOMMENT");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "failComment" option is an empty String', async (t) => {
@@ -2051,9 +2042,9 @@ test('Throw SemanticReleaseError if "failComment" option is an empty String', as
   const env = { GH_TOKEN: "github_token" };
   const failComment = "";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2073,7 +2064,7 @@ test('Throw SemanticReleaseError if "failComment" option is an empty String', as
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2082,7 +2073,7 @@ test('Throw SemanticReleaseError if "failComment" option is an empty String', as
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDFAILCOMMENT");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "failComment" option is a whitespace String', async (t) => {
@@ -2091,9 +2082,9 @@ test('Throw SemanticReleaseError if "failComment" option is a whitespace String'
   const env = { GH_TOKEN: "github_token" };
   const failComment = "  \n \r ";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2113,7 +2104,7 @@ test('Throw SemanticReleaseError if "failComment" option is a whitespace String'
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2122,7 +2113,7 @@ test('Throw SemanticReleaseError if "failComment" option is a whitespace String'
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDFAILCOMMENT");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "labels" option is not a String or an Array of String', async (t) => {
@@ -2131,9 +2122,9 @@ test('Throw SemanticReleaseError if "labels" option is not a String or an Array
   const env = { GH_TOKEN: "github_token" };
   const labels = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2153,7 +2144,7 @@ test('Throw SemanticReleaseError if "labels" option is not a String or an Array
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2162,7 +2153,7 @@ test('Throw SemanticReleaseError if "labels" option is not a String or an Array
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDLABELS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "labels" option is an Array with invalid elements', async (t) => {
@@ -2171,9 +2162,9 @@ test('Throw SemanticReleaseError if "labels" option is an Array with invalid ele
   const env = { GH_TOKEN: "github_token" };
   const labels = ["label1", 42];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2193,7 +2184,7 @@ test('Throw SemanticReleaseError if "labels" option is an Array with invalid ele
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2202,7 +2193,7 @@ test('Throw SemanticReleaseError if "labels" option is an Array with invalid ele
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDLABELS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "labels" option is a whitespace String', async (t) => {
@@ -2211,9 +2202,9 @@ test('Throw SemanticReleaseError if "labels" option is a whitespace String', asy
   const env = { GH_TOKEN: "github_token" };
   const labels = "  \n \r ";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2233,7 +2224,7 @@ test('Throw SemanticReleaseError if "labels" option is a whitespace String', asy
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2242,7 +2233,7 @@ test('Throw SemanticReleaseError if "labels" option is a whitespace String', asy
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDLABELS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "assignees" option is not a String or an Array of String', async (t) => {
@@ -2251,9 +2242,9 @@ test('Throw SemanticReleaseError if "assignees" option is not a String or an Arr
   const env = { GH_TOKEN: "github_token" };
   const assignees = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2273,7 +2264,7 @@ test('Throw SemanticReleaseError if "assignees" option is not a String or an Arr
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2282,7 +2273,7 @@ test('Throw SemanticReleaseError if "assignees" option is not a String or an Arr
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDASSIGNEES");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "assignees" option is an Array with invalid elements', async (t) => {
@@ -2291,9 +2282,9 @@ test('Throw SemanticReleaseError if "assignees" option is an Array with invalid
   const env = { GH_TOKEN: "github_token" };
   const assignees = ["user", 42];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2313,7 +2304,7 @@ test('Throw SemanticReleaseError if "assignees" option is an Array with invalid
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2322,7 +2313,7 @@ test('Throw SemanticReleaseError if "assignees" option is an Array with invalid
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDASSIGNEES");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "assignees" option is a whitespace String', async (t) => {
@@ -2331,9 +2322,9 @@ test('Throw SemanticReleaseError if "assignees" option is a whitespace String',
   const env = { GH_TOKEN: "github_token" };
   const assignees = "  \n \r ";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2353,7 +2344,7 @@ test('Throw SemanticReleaseError if "assignees" option is a whitespace String',
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2362,7 +2353,7 @@ test('Throw SemanticReleaseError if "assignees" option is a whitespace String',
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDASSIGNEES");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "releasedLabels" option is not a String or an Array of String', async (t) => {
@@ -2371,9 +2362,9 @@ test('Throw SemanticReleaseError if "releasedLabels" option is not a String or a
   const env = { GH_TOKEN: "github_token" };
   const releasedLabels = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2393,7 +2384,7 @@ test('Throw SemanticReleaseError if "releasedLabels" option is not a String or a
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2402,7 +2393,7 @@ test('Throw SemanticReleaseError if "releasedLabels" option is not a String or a
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDRELEASEDLABELS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "releasedLabels" option is an Array with invalid elements', async (t) => {
@@ -2411,9 +2402,9 @@ test('Throw SemanticReleaseError if "releasedLabels" option is an Array with inv
   const env = { GH_TOKEN: "github_token" };
   const releasedLabels = ["label1", 42];
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2433,7 +2424,7 @@ test('Throw SemanticReleaseError if "releasedLabels" option is an Array with inv
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2442,7 +2433,7 @@ test('Throw SemanticReleaseError if "releasedLabels" option is an Array with inv
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDRELEASEDLABELS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "releasedLabels" option is a whitespace String', async (t) => {
@@ -2451,9 +2442,9 @@ test('Throw SemanticReleaseError if "releasedLabels" option is a whitespace Stri
   const env = { GH_TOKEN: "github_token" };
   const releasedLabels = "  \n \r ";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2473,7 +2464,7 @@ test('Throw SemanticReleaseError if "releasedLabels" option is a whitespace Stri
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2482,7 +2473,7 @@ test('Throw SemanticReleaseError if "releasedLabels" option is a whitespace Stri
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDRELEASEDLABELS");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "addReleases" option is not a valid string (botom)', async (t) => {
@@ -2491,9 +2482,9 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
   const env = { GH_TOKEN: "github_token" };
   const addReleases = "botom";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2513,7 +2504,7 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2522,7 +2513,7 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDADDRELEASES");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "addReleases" option is not a valid string (true)', async (t) => {
@@ -2531,9 +2522,9 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
   const env = { GH_TOKEN: "github_token" };
   const addReleases = true;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2553,7 +2544,7 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2562,7 +2553,7 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDADDRELEASES");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "addReleases" option is not a valid string (number)', async (t) => {
@@ -2571,9 +2562,9 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
   const env = { GH_TOKEN: "github_token" };
   const addReleases = 42;
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2593,7 +2584,7 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2602,7 +2593,7 @@ test('Throw SemanticReleaseError if "addReleases" option is not a valid string (
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDADDRELEASES");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "draftRelease" option is not a valid boolean (string)', async (t) => {
@@ -2611,9 +2602,9 @@ test('Throw SemanticReleaseError if "draftRelease" option is not a valid boolean
   const env = { GH_TOKEN: "github_token" };
   const draftRelease = "test";
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2633,7 +2624,7 @@ test('Throw SemanticReleaseError if "draftRelease" option is not a valid boolean
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2642,7 +2633,7 @@ test('Throw SemanticReleaseError if "draftRelease" option is not a valid boolean
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDDRAFTRELEASE");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "releaseBodyTemplate" option is an empty string', async (t) => {
@@ -2650,9 +2641,9 @@ test('Throw SemanticReleaseError if "releaseBodyTemplate" option is an empty str
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2672,7 +2663,7 @@ test('Throw SemanticReleaseError if "releaseBodyTemplate" option is an empty str
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2681,7 +2672,7 @@ test('Throw SemanticReleaseError if "releaseBodyTemplate" option is an empty str
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDRELEASEBODYTEMPLATE");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });
 
 test('Throw SemanticReleaseError if "releaseNameTemplate" option is an empty string', async (t) => {
@@ -2689,9 +2680,9 @@ test('Throw SemanticReleaseError if "releaseNameTemplate" option is an empty str
   const repo = "test_repo";
   const env = { GH_TOKEN: "github_token" };
 
-  const fetch = fetchMock
-    .sandbox()
-    .getOnce(`https://api.github.local/repos/${owner}/${repo}`, {
+  const fm = fetchMock
+    .createInstance()
+    .get(`https://api.github.local/repos/${owner}/${repo}`, {
       permissions: {
         push: true,
       },
@@ -2711,7 +2702,7 @@ test('Throw SemanticReleaseError if "releaseNameTemplate" option is an empty str
       {
         Octokit: TestOctokit.defaults((options) => ({
           ...options,
-          request: { ...options.request, fetch },
+          request: { ...options.request, fetch: fm.fetchHandler },
         })),
       },
     ),
@@ -2720,5 +2711,5 @@ test('Throw SemanticReleaseError if "releaseNameTemplate" option is an empty str
   t.is(errors.length, 0);
   t.is(error.name, "SemanticReleaseError");
   t.is(error.code, "EINVALIDRELEASENAMETEMPLATE");
-  t.true(fetch.done());
+  t.true(fm.callHistory.done());
 });