$ git clone -n https://src.fedoraproject.org/rpms/R-cyclocomp.git /var/lib/mock/f40-build-2247498-53886/root/chroot_tmpdir/scmroot/R-cyclocomp
Cloning into '/var/lib/mock/f40-build-2247498-53886/root/chroot_tmpdir/scmroot/R-cyclocomp'...
$ git fetch origin 70833858746ebce2987e245641f983884c615911:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-cyclocomp
 * [new ref]         70833858746ebce2987e245641f983884c615911 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7083385 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild