$ git clone -n https://src.fedoraproject.org/rpms/xfce4-sensors-plugin.git /var/lib/mock/f41-build-side-1-2671323-29137/root/chroot_tmpdir/scmroot/xfce4-sensors-plugin
Cloning into '/var/lib/mock/f41-build-side-1-2671323-29137/root/chroot_tmpdir/scmroot/xfce4-sensors-plugin'...
$ git fetch origin ef3850b9768384e7d1f57d08e87381f09fdcf8c9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/xfce4-sensors-plugin
 * [new ref]         ef3850b9768384e7d1f57d08e87381f09fdcf8c9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ef3850b convert GPLv2+ license to SPDX