structuredAttrs is enabled

trying https://github.com/punkpeye/mcp-remote/archive/refs/tags/v0.15.1.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
  0      0   0      0   0      0      0      0                              0
  0      0   0      0   0      0      0      0                              0

  0      0   0      0   0      0      0      0                              0
100 282.2k   0 282.2k   0      0 424.2k      0                              0
100 282.2k   0 282.2k   0      0 424.2k      0                              0
100 282.2k   0 282.2k   0      0 424.1k      0                              0
unpacking source archive /nix/var/nix/builds/nix-3087945-1073641623/download.tar.gz