$ git clone -n https://src.fedoraproject.org/rpms/hatch.git /var/lib/mock/f39-build-2305089-57035/root/chroot_tmpdir/scmroot/hatch
Cloning into '/var/lib/mock/f39-build-2305089-57035/root/chroot_tmpdir/scmroot/hatch'...
$ git fetch origin cf64f40c8e1da40db72ebef1f1e0b2332463467f:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hatch
 * [new ref]         cf64f40c8e1da40db72ebef1f1e0b2332463467f -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf64f40 Update to 1.9.2 (close RHBZ#2259393)