$ guix build tzdata --no-substitutes -S ... starting download of `/nix/store/gryg2h8lp3s8cc4zgxw14yn7d0wgc9lq- tzdata2013d.tar.gz' from `http://www.iana.org/time- zones/repository/releases/tzdata2013d.tar.gz'... http://www.iana.org/.../tzdata2013d.tar.gz 100.0% of 213.8 KiB output path `/nix/store/gryg2h8lp3s8cc4zgxw14yn7d0wgc9lq- tzdata2013d.tar.gz' should have sha256 hash `08jzd8y2xkgd89wqrv3835pqr48yjabaczxr2rmg42zaykr11an0', instead has `011v63ppr73vhjgxv00inkn5pc7z48i8lhbapkpdq3kfczq9c76d' ...
According to the iana web page, the file was released on July 5, while the update of the package dates from July 7. Andreas
