$ git clone -n https://src.fedoraproject.org/rpms/python-python-ulid.git /var/lib/mock/f40-build-837007-15137/root/chroot_tmpdir/scmroot/python-python-ulid
Cloning into '/var/lib/mock/f40-build-837007-15137/root/chroot_tmpdir/scmroot/python-python-ulid'...
$ git fetch origin 4537137295f6e050e3c5d9bd3f505e499f1f8c20:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-python-ulid
 * [new ref]         4537137295f6e050e3c5d9bd3f505e499f1f8c20 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4537137 Update to 2.6.0 upstream release