CBQE-0 fix upgrade repo

Change-Id: I1089a7d1f0f74e5705ed2abc35d0fdedc48665a2
Reviewed-on: http://review.couchbase.org/44550
Reviewed-by: Thuan Nguyen <soccon@gmail.com>
Tested-by: Thuan Nguyen <soccon@gmail.com>