Improve mirroring jobs trigger

Change-Id: Ie30e8094739fdfbf1265e0448267de48d715511b
diff --git a/jenkins/client/job/git-mirrors/2way.yml b/jenkins/client/job/git-mirrors/2way.yml
index ef1515b..330abc2 100644
--- a/jenkins/client/job/git-mirrors/2way.yml
+++ b/jenkins/client/job/git-mirrors/2way.yml
@@ -31,6 +31,11 @@
               github:
               pollscm:
                 spec: ${_param:jenkins_pollscm_spec}
+              gerrit:
+                project:
+                  "{{source}}":
+                    branches:
+                      - master
             param:
               SOURCE_URL:
                 type: string
diff --git a/jenkins/client/job/salt-formulas/git-mirrors/2way.yml b/jenkins/client/job/salt-formulas/git-mirrors/2way.yml
index c00c707..960941a 100644
--- a/jenkins/client/job/salt-formulas/git-mirrors/2way.yml
+++ b/jenkins/client/job/salt-formulas/git-mirrors/2way.yml
@@ -251,6 +251,11 @@
               github:
               pollscm:
                 spec: ${_param:jenkins_pollscm_spec}
+              gerrit:
+                project:
+                  salt-formulas/{{name}}:
+                    branches:
+                      - master
             param:
               SOURCE_URL:
                 type: string