try this

.forgejo/workflows/images-per-step.yaml

@@ -3,9 +3,7 @@ jobs:
   test:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v4
       - name: Run something in Alpine
         uses: docker://alpine:3.20
         with:
           args: echo "Hello from inside Alpine"
-      - run: echo "Back on the host runner again"