$ git clone -n https://src.fedoraproject.org/rpms/xfce4-time-out-plugin.git /var/lib/mock/f45-build-38828-728/root/chroot_tmpdir/scmroot/xfce4-time-out-plugin
Cloning into '/var/lib/mock/f45-build-38828-728/root/chroot_tmpdir/scmroot/xfce4-time-out-plugin'...
$ git fetch origin 0471b735aba355283c1c7a278f1f38cb66376500:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfce4-time-out-plugin
 * [new ref]         0471b735aba355283c1c7a278f1f38cb66376500 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0471b73 simplify .gitignore file