$ git clone -n https://src.fedoraproject.org/rpms/miniz.git /var/lib/mock/f41-build-1037643-18807/root/chroot_tmpdir/scmroot/miniz
Cloning into '/var/lib/mock/f41-build-1037643-18807/root/chroot_tmpdir/scmroot/miniz'...
$ git fetch origin 053f67f4f2cdae9b861b69899f766440ca68856a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/miniz
 * [new ref]         053f67f4f2cdae9b861b69899f766440ca68856a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 053f67f Eliminate use of obsolete %patchN syntax (#2283636)