Nix 2.8.0 released
We’re pleased to announce the availability of Nix 2.8.0. It will be
available from NixOS -\
Getting Nix / NixOS.

Here are the release notes:

• New experimental command:nix fmt, which applies a
  formatter defined by the formatter.<system></system> flake
  output to the Nix expressions in a flake.

• Various Nix commands can now read expressions from standard input
  using--file -.

• New experimental builtin function
  builtins.fetchClosure that c … ⌘ Read more