diff --git a/playbooks/el6-temp-instance.yml b/playbooks/el6-temp-instance.yml
index 9b21aaae70..c90e855c8e 100644
--- a/playbooks/el6-temp-instance.yml
+++ b/playbooks/el6-temp-instance.yml
@@ -1,3 +1,6 @@
+# setup a transient el6 instance
+# optionally can take --extra-vars="hostbase=hostnamebase root_auth_users='user1 user2 user3'"
+
 - name: check/create instance
   hosts: lockbox01.phx2.fedoraproject.org
   user: root