$ git clone -n https://src.fedoraproject.org/rpms/libwacom.git /var/lib/mock/f41-build-side-1-2812335-32939/root/chroot_tmpdir/scmroot/libwacom
Cloning into '/var/lib/mock/f41-build-side-1-2812335-32939/root/chroot_tmpdir/scmroot/libwacom'...
$ git fetch origin 27581579549de0e611503016b8bd135a423d49a2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libwacom
 * [new ref]         27581579549de0e611503016b8bd135a423d49a2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2758157 libwacom 2.13.0