$ git clone -n https://src.fedoraproject.org/rpms/python-trio.git /var/lib/mock/f40-build-2319370-58370/root/chroot_tmpdir/scmroot/python-trio
Cloning into '/var/lib/mock/f40-build-2319370-58370/root/chroot_tmpdir/scmroot/python-trio'...
$ git fetch origin 46be9b942bd558825f150c7edad4a8dc33dce4d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/python-trio
 * [new ref]         46be9b942bd558825f150c7edad4a8dc33dce4d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 46be9b9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild