Cannot simply comment the entire workflow yaml

.github/workflows/build-rock5b.yaml

@@ -1,19 +1,19 @@
 # TODO re-enable with cross-compilation (or `binfmt`?)
 # name: build-rock5b
-# on:
-#   workflow_dispatch: # allows manual triggering
-#   push:
-#     branches:
-#       - master
-#       - update_flake_lock_action
+on:
+  workflow_dispatch: # allows manual triggering
+  push:
+    branches:
+      - master
+      - update_flake_lock_action
 
-# jobs:
-#   build-rock5b:
-#     if: ${{ always() }}
-#     runs-on: ubuntu-latest
-#     steps:
-#       - name: Checkout repository
-#         uses: actions/checkout@v3
+jobs:
+  build-rock5b:
+    if: ${{ always() }}
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
 
       # - uses: cachix/install-nix-action@v18
       #   with: