message: Fix it once and for all
diff: @@ -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"
  + 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)"
  - read -d"" pr_number head_ref < <(curl -s -H 'Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' "$pulls_uri" |
  - jq -r '.[] | .number, .head.ref')
  + pr_number = $(curl -s -H 'Authorization: Bearer ${{ secrets.GITHUB_TOKEN }}' "$pulls_uri" | jq -r '.[] | .number)
  echo "PR number: $pr_number"
  - echo "Head ref: $head_ref"
  echo "::set-output name=prnumber::$pr_number"
  echo "::set-output name=headref::$head_ref"
  