$ git clone -n https://src.fedoraproject.org/rpms/python-fsleyes-props.git /var/lib/mock/f40-build-2180839-51174/root/chroot_tmpdir/scmroot/python-fsleyes-props
Cloning into '/var/lib/mock/f40-build-2180839-51174/root/chroot_tmpdir/scmroot/python-fsleyes-props'...
$ git fetch origin 149f32456ab46010111a255b9e167b0659cd744d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-fsleyes-props
 * [new ref]         149f32456ab46010111a255b9e167b0659cd744d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 149f324 Exclude i686 (leaf package)