$ git clone -n https://src.fedoraproject.org/rpms/R-fts.git /var/lib/mock/f40-build-789456-135730/root/chroot_tmpdir/scmroot/R-fts
Cloning into '/var/lib/mock/f40-build-789456-135730/root/chroot_tmpdir/scmroot/R-fts'...
$ git fetch origin 3f7459abd2817b6bb33e894b4ae0e1de6a0933f0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-fts
 * [new ref]         3f7459abd2817b6bb33e894b4ae0e1de6a0933f0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 3f7459a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild