$ git clone -n https://src.fedoraproject.org/rpms/qpid-dispatch.git /var/lib/mock/f40-build-797204-141191/root/chroot_tmpdir/scmroot/qpid-dispatch
Cloning into '/var/lib/mock/f40-build-797204-141191/root/chroot_tmpdir/scmroot/qpid-dispatch'...
$ git fetch origin 81a16967beeaaf0e77c42a4210dfa8939c69c897:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/qpid-dispatch
 * [new ref]         81a16967beeaaf0e77c42a4210dfa8939c69c897 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 81a1696 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild