structuredAttrs is enabled

trying https://github.com/can1357/oh-my-pi/archive/refs/tags/v17.1.8.tar.gz
  % Total    % Received % Xferd  Average Speed  Time    Time    Time   Current
                                 Dload  Upload  Total   Spent   Left   Speed
  0      0   0      0   0      0      0      0                              0
100 40.41M   0 40.41M   0      0  6.95M      0           00:05          6.79M
unpacking source archive /nix/var/nix/builds/nix-46137-3141725546/download.tar.gz