$ git clone -n https://src.fedoraproject.org/rpms/python-fields.git /var/lib/mock/f40-build-2302164-56850/root/chroot_tmpdir/scmroot/python-fields
Cloning into '/var/lib/mock/f40-build-2302164-56850/root/chroot_tmpdir/scmroot/python-fields'...
$ git fetch origin f813377e40369ea1c6bcef4cb3dc6e73589ca870:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-fields
 * [new ref]         f813377e40369ea1c6bcef4cb3dc6e73589ca870 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at f813377 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild