diff --git a/.github/workflows/netlify.yaml b/.github/workflows/netlify.yaml
index 0319d51e76..1be1a6a0bd 100644
--- a/.github/workflows/netlify.yaml
+++ b/.github/workflows/netlify.yaml
@@ -18,12 +18,12 @@ jobs:
         # forked PRs: https://docs.github.com/en/rest/reference/checks#create-a-check-run
         run: |
           head_branch='${{github.event.workflow_run.head_repository.owner.login}}:${{github.event.workflow_run.head_branch}}'
-          echo "head branch: $head_branch"
-          pulls_uri="https://api.github.com/repos/${{ github.repository }}/pulls?head=$(jq -Rr '@uri' <<<$head_branch)"
-          read -d"" pr_number head_ref < <(curl -s -H 'Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' "$pulls_uri" |
-              jq -r '.[] | .number, .head.ref')
-          echo "PR number: $pr_number"
+          echo "Head branch: $head_branch"
+          head_ref='${{github.event.workflow_run.head_sha}}'
           echo "Head ref: $head_ref"
+          pulls_uri="https://api.github.com/repos/${{ github.repository }}/pulls?head=$(jq -Rr '@uri' <<<$head_branch)"
+          pr_number = $(curl -s -H 'Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' "$pulls_uri" | jq -r '.[] | .number)
+          echo "PR number: $pr_number"
           echo "::set-output name=prnumber::$pr_number"
           echo "::set-output name=headref::$head_ref"