$ git clone -n https://src.fedoraproject.org/rpms/liborcus.git /var/lib/mock/f40-build-2294880-56300/root/chroot_tmpdir/scmroot/liborcus
Cloning into '/var/lib/mock/f40-build-2294880-56300/root/chroot_tmpdir/scmroot/liborcus'...
$ git fetch origin 21efcfd9548fd968d0fc88bdb507ddb8cb6a94e4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/liborcus
 * [new ref]         21efcfd9548fd968d0fc88bdb507ddb8cb6a94e4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 21efcfd Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild