Installation fails due to cache.nixos.org connection issues

[waffle8946]

My go-to is the TUNA mirror, if Fastly is really the issue:

Announcing TUNA Nix mirror

For Nix users in China, the slow download speed of https://cache.nixos.org and other services has been a long standing issue. After quite a bit of time and work, I’m pleased to announce that has the TUNA mirror of Nix/Nixpkgs/NixOS has completed its initial download and is up and running. If you’re experienced with Nix, this list of URLs should get you started: (URLs listed relative to https://mirrors.tuna.tsinghua.edu.cn) Nix mirror: /nix Nix install script: /nix/latest/install Nix channel…