fix: correcting build

flake.nix

@@ -19,28 +19,24 @@
       lib = pkgs.lib;
       python3Packages = pkgs.python3Packages;
       fetchPypi = pkgs.fetchPypi;
-
-      pkgSrc = pkgs.fetchFromGitHub {
-        owner = "webcomics";
-        repo = "dosage";
-        rev = "9163317abadcef0a562afaaf422828b56d006e20";
-        hash = "sha256-t5HxvXCFPNG5K1uDtfIxDo6JV921ywY1Eznj7GoSh44=";
-      };
     in rec {
       defaultPackage = python3Packages.buildPythonApplication rec {
         pname = "dosage";
         version = "3.1.dev104+g9e05fae304";
         format = "pyproject";
 
+        src = builtins.fetchGit {
+          url = "https://src.mfgames.com/dmoonfire/dosage.git";
+          ref = "main";
+          rev = "89afdb37d74c64569e60c11ac2a9fdbb8a1fc0ff";
+        };
+
         nativeCheckInputs = with python3Packages; [
           pytestCheckHook
           pytest-xdist
           responses
         ];
 
-        src = pkgSrc;
-        requirements = "${src}/setup/requirements.txt";
-
         nativeBuildInputs = with python3Packages; [setuptools-scm];
 
         propagatedBuildInputs = with python3Packages; [