$ git clone -n https://src.fedoraproject.org/rpms/python-trimesh.git /var/lib/mock/f40-build-797642-141421/root/chroot_tmpdir/scmroot/python-trimesh
Cloning into '/var/lib/mock/f40-build-797642-141421/root/chroot_tmpdir/scmroot/python-trimesh'...
$ git fetch origin 9d9fde794a6a3272aae6b5c11d238541ac264d49:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-trimesh
 * [new ref]         9d9fde794a6a3272aae6b5c11d238541ac264d49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9d9fde7 [packit] 4.1.8 upstream release