$ git clone -n https://src.fedoraproject.org/rpms/qqc2-breeze-style.git /var/lib/mock/f40-build-2512372-61714/root/chroot_tmpdir/scmroot/qqc2-breeze-style
Cloning into '/var/lib/mock/f40-build-2512372-61714/root/chroot_tmpdir/scmroot/qqc2-breeze-style'...
$ git fetch origin 898367af3122860792772683047ae4dec759199e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qqc2-breeze-style
 * [new ref]         898367af3122860792772683047ae4dec759199e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 898367a 6.0.1