$ git clone -n https://src.fedoraproject.org/rpms/telepathy-gabble.git /var/lib/mock/f41-build-side-1-2670562-29059/root/chroot_tmpdir/scmroot/telepathy-gabble
Cloning into '/var/lib/mock/f41-build-side-1-2670562-29059/root/chroot_tmpdir/scmroot/telepathy-gabble'...
$ git fetch origin 9ba42c523100c401162f1d4b04be1894d37dea40:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/telepathy-gabble
 * [new ref]         9ba42c523100c401162f1d4b04be1894d37dea40 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ba42c5 convert license to SPDX