FAQ/Pinning Nixpkgs: Difference between revisions

Line 25:

# Descriptive name to make the store path easier to identify

name = "nixos-unstable-2018-09-12";

url = "https://github.com/nixos/nixpkgs~~-channels~~/";

url = "https://github.com/nixos/nixpkgs/";

# Commit hash for nixos-unstable as of 2018-09-12

# `git ls-remote https://github.com/nixos/nixpkgs~~-channels~~ nixos-unstable`

# `git ls-remote https://github.com/nixos/nixpkgs nixos-unstable`

ref = "refs/heads/nixos-unstable";

rev = "ca2ba44cab47767c8127d1c8633e2b581644eb8f";

Line 61:

pinnedPkgs = hostPkgs.fetchFromGitHub {

owner = "NixOS";

repo = "nixpkgs~~-channels~~";

repo = "nixpkgs";

# nixos-unstable as of 2017-11-13T08:53:10-00:00

rev = "ac355040656de04f59406ba2380a96f4124ebdad";

Line 81:

$ nix-shell -p nix-prefetch-git

[nix-shell:~]$ nix-prefetch-git https://github.com/nixos/nixpkgs~~-channels~~.git refs/heads/nixos-unstable > nixpkgs-version.json

[nix-shell:~]$ nix-prefetch-git https://github.com/nixos/nixpkgs.git refs/heads/nixos-unstable > nixpkgs-version.json

...

Line 87:

[nix-shell:~]$ cat nixpkgs-version.json

{

"url": "https://github.com/nixos/nixpkgs~~-channels~~.git",

"url": "https://github.com/nixos/nixpkgs.git",

"rev": "f607771d0f5e4fa905afff1c772febd9f3103e1a",

"date": "2018-01-09T11:18:25-05:00",

Line 103:

pinnedPkgs = hostPkgs.fetchFromGitHub {

owner = "NixOS";

repo = "nixpkgs~~-channels~~";

repo = "nixpkgs";

inherit (pinnedVersion) rev sha256;

};

Line 121:

pinnedPkgs = hostPkgs.fetchFromGitHub {

owner = "NixOS";

repo = "nixpkgs~~-channels~~";

repo = "nixpkgs";

inherit (pinnedVersion) rev sha256;

};