Fix git repo URL

Change-Id: I240966dcd7495398ea4e528f609974841102fb62
diff --git a/jjb/onos/onos-buck-gerrit.yaml b/jjb/onos/onos-buck-gerrit.yaml
index f7fb674..553a260 100644
--- a/jjb/onos/onos-buck-gerrit.yaml
+++ b/jjb/onos/onos-buck-gerrit.yaml
@@ -10,7 +10,7 @@
       script-path: tools/build/jenkins/onos-buck-gerrit
       scm:
         - lf-infra-gerrit-scm:
-            git-url: 'git clone ssh://ray@gerrit.onosproject.org:29418/onos'
+            git-url: 'ssh://ray@gerrit.onosproject.org:29418/onos'
             refspec: '$GERRIT_REFSPEC'
             branch: 'master'
             submodule-recursive: '{submodule-recursive}'