$ git clone -n https://src.fedoraproject.org/rpms/perl-Catalyst-Plugin-Authentication.git /var/lib/mock/f45-build-22174-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Plugin-Authentication
Cloning into '/var/lib/mock/f45-build-22174-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Plugin-Authentication'...
$ git fetch origin 5cb2ea05823d996dd925b76217e9c7ea205f245d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Catalyst-Plugin-Authentication
 * [new ref]         5cb2ea05823d996dd925b76217e9c7ea205f245d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5cb2ea0 Update to 0.10028