common/nix: chanage nixpkgs flake to github ref

This makes it so flake.lock files produced by `nix flake lock` don't reference my personal Nix store, but upstream Nixpkgs
2024-02-14 10:41:15 +01:00 · 2024-02-14 10:41:15 +01:00 · 00eb9d49b3
commit 00eb9d49b3
parent 4adc24b8bf
1 changed files with 9 additions and 1 deletions
--- a/system/common/nix.nix
+++ b/system/common/nix.nix
@ -32,7 +32,15 @@ in
            id = "nixpkgs";
            type = "indirect";
          };
-          flake = inputs.nixpkgs;
+
+          # used instead of `flake` option so produced flake.lock files are
+          # portable
+          to = {
+            type = "github";
+            owner = "NixOS";
+            repo = "nixpkgs";
+            rev = "${inputs.nixpkgs.rev}";
+          };
        };
      };