$ git clone -n https://src.fedoraproject.org/rpms/fantasdic.git /var/lib/mock/f41-build-1020764-18018/root/chroot_tmpdir/scmroot/fantasdic
Cloning into '/var/lib/mock/f41-build-1020764-18018/root/chroot_tmpdir/scmroot/fantasdic'...
$ git fetch origin 4f4b0de29aa565809cf0a6b96996fda21746ef3d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fantasdic
 * [new ref]         4f4b0de29aa565809cf0a6b96996fda21746ef3d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4f4b0de Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild