Add custom multibranch pipeline runner.

pipelines/test-report-pipeline.yaml

@@ -12,6 +12,9 @@ spec:
     description: Shared data.
   - name: git-credentials
     description: tekton git credentials
+  params:
+  - name: hash
+    default: HEAD
   tasks:
   - name: fetch-repo
     workspaces:
@@ -22,10 +25,10 @@ spec:
     params:
     - name: url
       value: ssh://git.jpace121.net:2222/tests/job-test
-    - name: branch
-      value: master
+    - name: hash
+      value: $(params.hash)
     taskRef:
-      name: j7s-git-clone
+      name: j7s-git-clone-hash
   - name: cat-readme
     runAfter: ["fetch-repo"]
     workspaces: