forgejo-ci: public not in subdir

.forgejo/workflows/cleanup.yaml

@@ -10,19 +10,17 @@ jobs:
     steps:
       - name: Environment setup
         run: |
-          apk add git nodejs jq coreutils curl
+          apk add git nodejs jq coreutils curl tree
           echo "GITHUB_PR_NAME=$(curl -Ls ${{ github.server_url }}/api/v1/repos/${{ github.repository }}/pulls/${{ github.ref_name }} | jq .title | tr ' ' '-' | tr -d ':' | tr -d '"' | tr '[:upper:]' '[:lower:]' )" >> $GITHUB_ENV
       - name: Public repo pull
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
-          ref: public
-          path: public
           token: ${{ secrets.PAGES_TOKEN }}
       - name: Render website
         run: |
           rm -rf previews/$GITHUB_PR_NAME || true
-          cd public/previews
+          cd previews
           tree -d -H '.' -L 1 --noreport --charset utf-8 -T "Versions" -o index.html
       - name: Website upload
         run: |