allow running Maven Publish workflow for a specific git ref (#115)

Author: aSemy

.github/workflows/run_gradle_task.yml

@@ -5,6 +5,11 @@ run-name: "Gradle Task ${{ inputs.gradle-task }} @ ${{ inputs.runs-on }}"
 
 on:
   workflow_dispatch:
+    inputs:
+      checkout-ref:
+        description: "The repository reference to checkout"
+        required: false
+        type: string
   workflow_call:
     inputs:
       gradle-task:
@@ -40,6 +45,8 @@ jobs:
 
       - name: Checkout the repo
         uses: actions/checkout@v3
+        with:
+          ref: ${{ inputs.checkout-ref || github.event.repository.default_branch }}
 
       - name: Validate Gradle Wrapper
         uses: gradle/wrapper-validation-action@v1

.github/workflows/run_publish_maven.yml

@@ -3,6 +3,11 @@ name: Publish Maven
 
 on:
   workflow_dispatch:
+    inputs:
+      checkout-ref:
+        description: "The repository reference to checkout"
+        required: false
+        type: string
   workflow_call:
 
 
@@ -30,3 +35,4 @@ jobs:
       runs-on: macos-latest # only macOS supports building all Kotlin targets
       gradle-task: >-
         publishAllPublicationsToSonatypeReleaseRepository --stacktrace --no-configuration-cache --no-parallel
+      checkout-ref: ${{ inputs.checkout-ref || github.event.repository.default_branch }}