Add new mirror job and category

Change-Id: Ibee6f12b6fe740b28d508be94a539ca961dd481a
diff --git a/jenkins/client/job/opencontrail/git-mirrors/downstream.yml b/jenkins/client/job/opencontrail/git-mirrors/downstream.yml
index b49a1a0..45b06b6 100644
--- a/jenkins/client/job/opencontrail/git-mirrors/downstream.yml
+++ b/jenkins/client/job/opencontrail/git-mirrors/downstream.yml
@@ -45,6 +45,8 @@
               branches: ${_param:contrail_dpdk_extra_branches}
             - name: contrail-kubernetes
               branches: ${_param:contrail_kubernetes_branches}
+            - name: contrail-dpdk
+              branches: ${_param:contrail_dpdk_branches}
           template:
             discard:
               build: