Specify head SHA in GHA workflows (#9822)

Author: sarahchen6

.github/workflows/create-release-branch.yaml

@@ -79,6 +79,9 @@ jobs:
         with:
           token: "${{ steps.octo-sts.outputs.token }}"
           branch: "${{ steps.define-branch.outputs.branch }}"
+          # for scheduled runs, sha is the tip of the default branch
+          # for dispatched runs, sha is the tip of the branch it was dispatched on
+          head-sha: "${{ github.sha }}"
           create-branch: true
           command: push
           commits: "${{ steps.create-commit.outputs.commit }}"

.github/workflows/update-docker-build-image.yaml

@@ -76,6 +76,9 @@ jobs:
         with:
           token: "${{ steps.octo-sts.outputs.token }}"
           branch: "${{ steps.define-branch.outputs.branch }}"
+          # for scheduled runs, sha is the tip of the default branch
+          # for dispatched runs, sha is the tip of the branch it was dispatched on
+          head-sha: "${{ github.sha }}"
           create-branch: true
           command: push
           commits: "${{ steps.create-commit.outputs.commit }}"

.github/workflows/update-gradle-dependencies.yaml

@@ -62,6 +62,9 @@ jobs:
         with:
           token: "${{ steps.octo-sts.outputs.token }}"
           branch: "${{ steps.define-branch.outputs.branch }}"
+          # for scheduled runs, sha is the tip of the default branch
+          # for dispatched runs, sha is the tip of the branch it was dispatched on
+          head-sha: "${{ github.sha }}"
           create-branch: true
           command: push
           commits: "${{ steps.create-commit.outputs.commit }}"

.github/workflows/update-jmxfetch-submodule.yaml

@@ -52,6 +52,9 @@ jobs:
         with:
           token: "${{ steps.octo-sts.outputs.token }}"
           branch: "${{ steps.define-branch.outputs.branch }}"
+          # for scheduled runs, sha is the tip of the default branch
+          # for dispatched runs, sha is the tip of the branch it was dispatched on
+          head-sha: "${{ github.sha }}"
           create-branch: true
           command: push
           commits: "${{ steps.create-commit.outputs.commit }}"