$ git clone -n https://src.fedoraproject.org/rpms/lua-cassowary.git /var/lib/mock/f40-build-2009487-45487/root/chroot_tmpdir/scmroot/lua-cassowary
Cloning into '/var/lib/mock/f40-build-2009487-45487/root/chroot_tmpdir/scmroot/lua-cassowary'...
$ git fetch origin 6d995362b07214724190514edf4c26d0bd39bc64:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/lua-cassowary
 * [new ref]         6d995362b07214724190514edf4c26d0bd39bc64 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 6d99536 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild