$ git clone -n https://src.fedoraproject.org/rpms/python-trimesh.git /var/lib/mock/f38-build-side-42-init-devel-1169616-30612/root/chroot_tmpdir/scmroot/python-trimesh
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1169616-30612/root/chroot_tmpdir/scmroot/python-trimesh'...
$ git fetch origin b27c839f1e355240125c3fe33b8fb1a0bf6a5a42:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-trimesh
 * [new ref]         b27c839f1e355240125c3fe33b8fb1a0bf6a5a42 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b27c839 Update to 3.23.3 (close RHBZ#2232441)