Fix upstream for telegraf

Change-Id: Idddb615aa957fe997a8b508b796aebe04e6e04d7
diff --git a/jenkins/client/job/git-mirrors/upstream/debian-packages.yml b/jenkins/client/job/git-mirrors/upstream/debian-packages.yml
index 4f32daa..82d48e4 100644
--- a/jenkins/client/job/git-mirrors/upstream/debian-packages.yml
+++ b/jenkins/client/job/git-mirrors/upstream/debian-packages.yml
@@ -5,5 +5,5 @@
     jenkins_git_mirror_upstream_jobs:
       - name: debian-telegraf
         downstream: debian/telegraf
-        upstream: "https://github.com/mirantis/telegraf.git"
+        upstream: "git@github.com:Mirantis/telegraf.git"
         branches: master