Try this

Author: NullVoxPopuli

.github/workflows/ci.yml

@@ -187,7 +187,7 @@ jobs:
           npx wrangler pages publish ./ \
             --project-name=${{ matrix.app.cloudflareName }} \
             --branch=${{ github.event.workflow_run.head_branch }} \
-            --commit-hash=${{ github.event.workflow_run.head_commit }}
+            --commit-hash=${{ github.event.workflow_run.head_sha }}
         env:
           CLOUDFLARE_ACCOUNT_ID: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
           CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}

.github/workflows/deploy-preview.yml

@@ -119,7 +119,7 @@ jobs:
           npx wrangler pages deploy ./ \
             --project-name=${{ matrix.app.cloudflareName }} \
             --branch=${{ github.event.workflow_run.head_branch }} \
-            --commit-hash=${{ github.event.workflow_run.head_commit }}
+            --commit-hash=${{ github.event.workflow_run.head_sha }}
         env:
           CLOUDFLARE_ACCOUNT_ID: ${{ secrets.CLOUDFLARE_ACCOUNT_ID }}
           CLOUDFLARE_API_TOKEN: ${{ secrets.CLOUDFLARE_API_TOKEN }}
@@ -138,7 +138,7 @@ jobs:
           message: |+
             | Project   | Preview URL |
             | -------   | ----------- |
-            | Limber    | https://${{ github.event.workflow_run.head_commit }}.limber-glimdown.pages.dev   |
-            | Tutorial  | https://${{ github.event.workflow_run.head_commit }}.limber-glimmer-tutorial.pages.dev |
+            | Limber    | https://${{ github.event.workflow_run.head_sha }}.limber-glimdown.pages.dev   |
+            | Tutorial  | https://${{ github.event.workflow_run.head_sha }}.limber-glimmer-tutorial.pages.dev |
 
             [Logs](https://github.com/NullVoxPopuli/limber/actions/runs/${{ github.run_id }})