$ git clone -n https://src.fedoraproject.org/rpms/R-hexbin.git /var/lib/mock/f40-build-789468-135730/root/chroot_tmpdir/scmroot/R-hexbin
Cloning into '/var/lib/mock/f40-build-789468-135730/root/chroot_tmpdir/scmroot/R-hexbin'...
$ git fetch origin 95d695a48f2496f28561be5a2000b1f30718976b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-hexbin
 * [new ref]         95d695a48f2496f28561be5a2000b1f30718976b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 95d695a Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild