2nd attempt to enable SCM polling

Change-Id: I4b220e277fbd643042cd1ce4952a1d7b5882f5e9
diff --git a/jjb/onos/onos-verify.yaml b/jjb/onos/onos-verify.yaml
index 5231c54..b7858d3 100644
--- a/jjb/onos/onos-verify.yaml
+++ b/jjb/onos/onos-verify.yaml
@@ -36,6 +36,11 @@
       - lf-infra-wrappers:
           build-timeout: '{build-timeout}'
           jenkins-ssh-credential: '{jenkins-ssh-credential}'
+      - inject:
+          # Work around inject plugin overriding our GIT_URL variable incorrectly
+          # https://issues.jenkins-ci.org/browse/JENKINS-49775
+          properties-content: |
+            GIT_URL="$GIT_URL"
 
 
 - verify_boiler_plate: &verify_boiler_plate
@@ -134,7 +139,8 @@
           jenkins-ssh-credential: '{jenkins-ssh-credential}'
 
     triggers:
-      - timed: '@hourly'
+      - pollscm:
+          cron: '@hourly'
 
 # FIXME - there is a Slack integration plugin in 2.0.3
     publishers: