$ git clone -n https://src.fedoraproject.org/rpms/R-polyclip.git /var/lib/mock/f40-build-2322001-58624/root/chroot_tmpdir/scmroot/R-polyclip
Cloning into '/var/lib/mock/f40-build-2322001-58624/root/chroot_tmpdir/scmroot/R-polyclip'...
$ git fetch origin 0292af9ab71fb65e93e8aadaa20654a799b81837:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-polyclip
 * [new ref]         0292af9ab71fb65e93e8aadaa20654a799b81837 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0292af9 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild