ci/qg-253: исправлена сборка образа из ветки по кнопке

Author: d-r-q

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

@@ -29,7 +29,10 @@ jobs:
 
     steps:
 
-      - uses: actions/checkout@v2
+      - uses: actions/checkout@v4
+        with:
+          ref: ${{ inputs.ref != '' && inputs.ref || github.ref }}
+          fetch-depth: 0
 
       - name: Set up JDK 21
         uses: actions/setup-java@v4
@@ -65,7 +68,7 @@ jobs:
           fi
           # normalize to short branch/tag name
           REF_NAME="${REF##*/}"
-          SHORT_SHA="${GITHUB_SHA::7}"
+          SHORT_SHA=$(git rev-parse --short HEAD)
           if [ -n '${{ inputs.image_tag }}' ]; then
             TAG='${{ inputs.image_tag }}'
           else