diff --git a/.github/workflows/checks.yml b/.github/workflows/checks.yml
index 6f4c0cbb2b6..8cf0eb58df2 100644
--- a/.github/workflows/checks.yml
+++ b/.github/workflows/checks.yml
@@ -40,6 +40,7 @@ jobs:
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           persist-credentials: false
+          ref: ""
       - run: scripts/report_uncleaned_snapshots.py
   format:
     permissions:
@@ -101,6 +102,7 @@ jobs:
         uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
         with:
           persist-credentials: false
+          ref: ""
       - uses: actions/download-artifact@cc203385981b70ca67e1cc392babf9cc229d5806 # v4.1.9
         with:
           name: image-fixtures-${{ github.run_number }}-${{ github.run_attempt }}