$ git clone -n https://src.fedoraproject.org/rpms/R-dichromat.git /var/lib/mock/f40-build-2032076-47667/root/chroot_tmpdir/scmroot/R-dichromat
Cloning into '/var/lib/mock/f40-build-2032076-47667/root/chroot_tmpdir/scmroot/R-dichromat'...
$ git fetch origin 52245e960e284981cd28552818a3cb908ab64c31:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-dichromat
 * [new ref]         52245e960e284981cd28552818a3cb908ab64c31 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 52245e9 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild