$ git clone -n https://src.fedoraproject.org/rpms/pyplane.git /var/lib/mock/f41-build-side-2-python-2726108-30762/root/chroot_tmpdir/scmroot/pyplane
Cloning into '/var/lib/mock/f41-build-side-2-python-2726108-30762/root/chroot_tmpdir/scmroot/pyplane'...
$ git fetch origin 3d432c0def73054a789b4ac48ed7fe7aeb9444a9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/pyplane
 * [new ref]         3d432c0def73054a789b4ac48ed7fe7aeb9444a9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3d432c0 convert GPLv3 license to SPDX