$ git clone -n https://src.fedoraproject.org/rpms/python-redis.git /var/lib/mock/f39-build-1454135-32901/root/chroot_tmpdir/scmroot/python-redis
Cloning into '/var/lib/mock/f39-build-1454135-32901/root/chroot_tmpdir/scmroot/python-redis'...
$ git fetch origin 9ca4a20431b4379a3caa0a41b10c4663b467d474:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-redis
 * [new ref]         9ca4a20431b4379a3caa0a41b10c4663b467d474 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ca4a20 Update to 5.0.1