more wip

.github/workflows/gems-bump-version.yml

@@ -25,6 +25,7 @@ jobs:
       - uses: actions/checkout@v3
         with:
           token: ${{ steps.generate_token.outputs.token }}
+          ref: HEAD
           # fetch-depth: 0 # DEBUG
 
       - uses: ruby/setup-ruby@v1 # bump-version.rb needs bundler
@@ -67,7 +68,6 @@ jobs:
 
       - name: Create a PR from the branch with the commit
         run: |
-          git fetch origin
           PR_URL=$(gh pr create --fill) # `fill` re-uses the title / body from the commit
           echo "PR created at URL: $PR_URL"
           echo "PR_URL=$PR_URL" >> $GITHUB_ENV