Support building a specific SHA

See gh-44204

Author: philwebb

.github/workflows/deploy-docs.yml

@@ -6,6 +6,9 @@ on:
       build-refname:
         description: Enter git refname to build (e.g., 1.0.x).
         required: false
+      build-sha:
+        description: Enter the SHA to build (e.g. 82c97891569821a7f91a77ca074232e0b54ca7a5)
+        required: false
       build-version:
         description: Enter the version being build (e.g. 1.0.3-SNAPSHOT)
         required: false
@@ -22,6 +25,9 @@ jobs:
         uses: actions/checkout@v4
         with:
           fetch-depth: 0
+      - name: Rest Build Reference to SHA
+        if: ${{ github.event.inputs.build-refname != '' && github.event.inputs.build-refsha != '' }}
+        run: git update-ref refs/remotes/origin/${{ github.event.inputs.build-refname }} {{ github.event.inputs.build-sha }}
       - name: Fetch Main Branch
         run: git fetch origin ${{ github.event.repository.default_branch }}:main
       - name: Set Up Node