trying https://github.com/NordicSemiconductor/pc-ble-driver-py/archive/v0.17.0.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 57324    0 57324    0     0  53156      0 --:--:--  0:00:01 --:--:--  825k
unpacking source archive /nix/var/nix/builds/nix-1914944-782078176/v0.17.0.tar.gz