Colin Walters 1036cc8084 ci: Use distro-sync instead of upgrade
This should help ensure that if installing `glibc-devel` downgrades `glibc`
we'll run through our hackround for
<https://bugzilla.redhat.com/show_bug.cgi?id=1394862>.

Closes: #1190
Approved by: jlebon
2017-09-19 14:29:47 +00:00
..
2017-07-21 20:45:47 +00:00