Better config for CI builds?

Author: mattam82

.github/workflows/nix-action-rocq-9.1.yml

@@ -9,7 +9,7 @@ jobs:
         github.sha }}\" >> $GITHUB_ENV\nelse\n  echo \"target_commit=${{ github.event.pull_request.head.sha
         }}\" >> $GITHUB_ENV\nfi\n"
     - name: Git checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         ref: ${{ env.target_commit }}
@@ -23,7 +23,7 @@ jobs:
         }}\" >> $GITHUB_ENV\n  else\n    echo \"tested_commit=$merge_commit\" >> $GITHUB_ENV\n\
         \  fi\nfi\n"
     - name: Git checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         ref: ${{ env.tested_commit }}
@@ -68,7 +68,7 @@ jobs:
         github.sha }}\" >> $GITHUB_ENV\nelse\n  echo \"target_commit=${{ github.event.pull_request.head.sha
         }}\" >> $GITHUB_ENV\nfi\n"
     - name: Git checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         ref: ${{ env.target_commit }}
@@ -82,7 +82,7 @@ jobs:
         }}\" >> $GITHUB_ENV\n  else\n    echo \"tested_commit=$merge_commit\" >> $GITHUB_ENV\n\
         \  fi\nfi\n"
     - name: Git checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         ref: ${{ env.tested_commit }}
@@ -150,7 +150,7 @@ jobs:
         github.sha }}\" >> $GITHUB_ENV\nelse\n  echo \"target_commit=${{ github.event.pull_request.head.sha
         }}\" >> $GITHUB_ENV\nfi\n"
     - name: Git checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         ref: ${{ env.target_commit }}
@@ -164,7 +164,7 @@ jobs:
         }}\" >> $GITHUB_ENV\n  else\n    echo \"tested_commit=$merge_commit\" >> $GITHUB_ENV\n\
         \  fi\nfi\n"
     - name: Git checkout
-      uses: actions/checkout@v4
+      uses: actions/checkout@v6
       with:
         fetch-depth: 0
         ref: ${{ env.tested_commit }}
@@ -200,13 +200,17 @@ on:
   pull_request:
     paths:
     - .github/workflows/nix-action-rocq-9.1.yml
+    branches:
+    - '9.1'
   pull_request_target:
     paths-ignore:
     - .github/workflows/nix-action-rocq-9.1.yml
     types:
     - opened
     - synchronize
     - reopened
+    branches:
+    - '9.1'
   push:
     branches:
     - '9.1'