$ git clone -n https://src.fedoraproject.org/rpms/qqc2-breeze-style.git /var/lib/mock/eln-build-side-115161-61068363-6588492/root/chroot_tmpdir/scmroot/qqc2-breeze-style
Cloning into '/var/lib/mock/eln-build-side-115161-61068363-6588492/root/chroot_tmpdir/scmroot/qqc2-breeze-style'...
$ git fetch origin ae5f5b087d10e5d9f1ac56d453f1d5987654fb76:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qqc2-breeze-style
 * [new ref]         ae5f5b087d10e5d9f1ac56d453f1d5987654fb76 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ae5f5b0 6.4.3