$ git clone -n https://src.fedoraproject.org/rpms/R-RcppDate.git /var/lib/mock/f40-build-2322064-58630/root/chroot_tmpdir/scmroot/R-RcppDate
Cloning into '/var/lib/mock/f40-build-2322064-58630/root/chroot_tmpdir/scmroot/R-RcppDate'...
$ git fetch origin 58908664b50e870e5aca0e4998e7bf56ee538004:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/R-RcppDate
 * [new ref]         58908664b50e870e5aca0e4998e7bf56ee538004 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5890866 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild