Fix regex in oc mirroring

Change-Id: I2d8a8831a8f67f123d14c25b5c10f8a2ca6d5d3b
diff --git a/jenkins/client/job/opencontrail/git-mirrors/upstream.yml b/jenkins/client/job/opencontrail/git-mirrors/upstream.yml
index e40ac0f..fa9bc5b 100644
--- a/jenkins/client/job/opencontrail/git-mirrors/upstream.yml
+++ b/jenkins/client/job/opencontrail/git-mirrors/upstream.yml
@@ -67,7 +67,7 @@
                   contrail/{{name}}:
                     branches:
                       - compare_type: "REG_EXP"
-                        name: "*"
+                        name: ".*"
                 message:
                   build_successful: "Build successful"
                   build_unstable: "Build unstable"