From 64afe3586295954b6b00dd227c87525f0a2c2eb1 Mon Sep 17 00:00:00 2001
From: thomasjm <pyro777@gmail.com>
Date: Wed, 8 Dec 2021 16:46:24 -0800
Subject: [PATCH] Make default nixpkgsSrc configurable

---
 default.nix | 15 +++++++++------
 1 file changed, 9 insertions(+), 6 deletions(-)

diff --git a/default.nix b/default.nix
index c5afba1bef..4058e0725a 100644
--- a/default.nix
+++ b/default.nix
@@ -1,11 +1,14 @@
-{...}@args:
+
+let defaultNixpkgsUrl = "https://github.com/NixOS/nixpkgs/archive/110a2c9ebbf5d4a94486854f18a37a938cfacbbb.tar.gz";
+    defaultNixpkgsSha256 = "sha256-leWXLchbAbqOlLT6tju631G40SzQWPqaAXQG3zH1Imw=";
+
+in
+
+{ nixpkgsSrc ? builtins.fetchTarball { url = defaultNixpkgsUrl; sha256 = defaultNixpkgsSha256; },
+  ...
+}@args:
 
 let
-  nixpkgsSrc =
-    builtins.fetchTarball {
-      url = "https://github.com/NixOS/nixpkgs/archive/110a2c9ebbf5d4a94486854f18a37a938cfacbbb.tar.gz";
-      sha256 = "sha256-leWXLchbAbqOlLT6tju631G40SzQWPqaAXQG3zH1Imw=";
-    };
   pkgs = args.pkgs or (import nixpkgsSrc {});
   flake-compat =
     pkgs.fetchzip {