$ git clone -n https://src.fedoraproject.org/rpms/redis.git /var/lib/mock/f39-build-2210864-52186/root/chroot_tmpdir/scmroot/redis
Cloning into '/var/lib/mock/f39-build-2210864-52186/root/chroot_tmpdir/scmroot/redis'...
$ git fetch origin 806bdf10dbc3f244a8c1f51bbf6ff1d225a96373:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/redis
 * [new ref]         806bdf10dbc3f244a8c1f51bbf6ff1d225a96373 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 806bdf1 v7.2.4