$ git clone -n https://src.fedoraproject.org/rpms/hatch.git /var/lib/mock/f40-build-2095603-50388/root/chroot_tmpdir/scmroot/hatch
Cloning into '/var/lib/mock/f40-build-2095603-50388/root/chroot_tmpdir/scmroot/hatch'...
$ git fetch origin d0dea168d50dc64b3ca46ed3ad909fd4cda84da6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hatch
 * [new ref]         d0dea168d50dc64b3ca46ed3ad909fd4cda84da6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d0dea16 Update to 1.9.0 (close RHBZ#2255183)