Fix: try old method

action.yaml

@@ -50,6 +50,10 @@ runs:
   steps:
     - name: Checkout repository
       uses: actions/checkout@v4.2.2
+    - name: Setup env
+      run: |
+        echo "GITEA_REPO=${GITHUB_REPOSITORY}" | \
+          tr '[:upper:]' '[:lower:]' >> $GITHUB_ENV
     - name: Setup docker qemu
       uses: docker/setup-qemu-action@v3.6.0
     - name: Setup Root CA
@@ -76,7 +80,7 @@ runs:
       with:
         context: workflow
         images: |
-          ${{ inputs.push-registry }}/${{ env.GITHUB_REPOSITORY }}
+          ${{ inputs.push-registry }}/${{ env.GITEA_REPO }}
         tags: |
           type=ref,event=branch
           type=ref,event=tag
@@ -95,6 +99,6 @@ runs:
         tags: ${{ steps.meta.outputs.tags }}
         labels: ${{ steps.meta.outputs.labels }}
         cache-from: |
-          type:registry,ref=${{ inputs.push-registry }}/${{ env.GITHUB_REPOSITORY }}/cache
+          type:registry,ref=${{ inputs.push-registry }}/${{ env.GITEA_REPO }}/cache
         cache-to: |
-          type:registry,ref=${{ inputs.push-registry }}/${{ env.GITHUB_REPOSITORY }}/cache
+          type:registry,ref=${{ inputs.push-registry }}/${{ env.GITEA_REPO }}/cache