$ git clone -n https://src.fedoraproject.org/rpms/python-trimesh.git /var/lib/mock/f38-build-side-42-init-devel-1035407-29746/root/chroot_tmpdir/scmroot/python-trimesh
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1035407-29746/root/chroot_tmpdir/scmroot/python-trimesh'...
$ git fetch origin 6a6913ef190d57faed2da21240d1074ed3d121ea:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-trimesh
 * [new ref]         6a6913ef190d57faed2da21240d1074ed3d121ea -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6a6913e Update to 3.22.5 (close RHBZ#2224096)