diff --git a/.github/workflows/test.yml b/.github/workflows/test.yml
index 1209ca2057d..0c5e58df8e2 100644
--- a/.github/workflows/test.yml
+++ b/.github/workflows/test.yml
@@ -44,10 +44,12 @@ jobs:
 
       - name: Commit info
         id: info
+        env:
+          HEAD_REF: ${{ github.head_ref || github.ref }}
         run: |
           echo ref="${{ steps.checkout-pr.outputs.ref || steps.checkout-push.outputs.ref }}" >> $GITHUB_OUTPUT
           echo commit="${{ steps.checkout-pr.outputs.commit || steps.checkout-push.outputs.commit }}" >> $GITHUB_OUTPUT
-          echo branch="${{ github.head_ref || github.ref }}" >> $GITHUB_OUTPUT
+          printf 'branch=%s\n' "$HEAD_REF" >> "$GITHUB_OUTPUT"
           echo fork="${{ (github.event.pull_request && github.event.pull_request.head.repo.owner.login != github.repository_owner) && github.event.pull_request.head.repo.owner.login || null }}" >> $GITHUB_OUTPUT
           echo base-branch="${{ github.event.pull_request.base.ref || github.ref }}" >> $GITHUB_OUTPUT
           echo base-commit="${{ github.event.pull_request.base.sha || github.event.before }}" >> $GITHUB_OUTPUT