$ git clone -n https://src.fedoraproject.org/rpms/kde-connect.git /var/lib/mock/f42-bootstrap-3533710-46421/root/chroot_tmpdir/scmroot/kde-connect
Cloning into '/var/lib/mock/f42-bootstrap-3533710-46421/root/chroot_tmpdir/scmroot/kde-connect'...
$ git fetch origin d554509dfb95cd1270d5598279b12e362203e9f6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kde-connect
 * [new ref]         d554509dfb95cd1270d5598279b12e362203e9f6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d554509 Fixup date in changelog