$ git clone -n https://src.fedoraproject.org/rpms/3mux.git /var/lib/mock/f40-build-790358-136506/root/chroot_tmpdir/scmroot/3mux
Cloning into '/var/lib/mock/f40-build-790358-136506/root/chroot_tmpdir/scmroot/3mux'...
$ git fetch origin 78754ed9bff2b789cd53ce38c0e773d19efef544:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/3mux
 * [new ref]         78754ed9bff2b789cd53ce38c0e773d19efef544 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 78754ed Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild