$ git clone -n https://src.fedoraproject.org/rpms/python-colcon-metadata.git /var/lib/mock/f45-build-29989-642/root/chroot_tmpdir/scmroot/python-colcon-metadata
Cloning into '/var/lib/mock/f45-build-29989-642/root/chroot_tmpdir/scmroot/python-colcon-metadata'...
$ git fetch origin 85998acb87c49a2bb7699f84408326e2475a3f7c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-colcon-metadata
 * [new ref]         85998acb87c49a2bb7699f84408326e2475a3f7c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 85998ac Update to 0.3.1