Add clean up stage in pipeline

.gitlab-ci.yml

@@ -22,6 +22,7 @@ cache:
 
 stages:
   - build
+  - cleanup
 
 setup_environment:
   stage: build
@@ -79,3 +80,14 @@ build_image:
     - sed -i 's/inventory_file.*/extra_arguments=[\"-vvv\"]/' openstack/nodeimage.pkr.hcl
     - cat openstack/nodeimage.pkr.hcl
     - $CI_PROJECT_DIR/bin/packer build openstack
+
+cleanup:
+  when: always
+  stage: cleanup
+  tags:
+    - build
+  script:
+    - >
+      cd CRI_XCBC;
+      git checkout uab-prod;
+      git branch -D integration;