uboot: (firmwareOdroidC2/C4) don't invoke patch tool, use patches = [] instead

https://github.com/NixOS/nixpkgs/blob/master/pkgs/stdenv/generic/setup.sh#L948
this can do it nicely.

Signed-off-by: Anton Arapov <anton@deadbeef.mx>

pkgs/applications/version-management/git-and-tools/gitweb/default.nix

@@ -0,0 +1,27 @@
+{ lib, buildEnv, git, fetchFromGitHub
+, gitwebTheme ? false }:
+
+let
+  gitwebThemeSrc = fetchFromGitHub {
+    owner = "kogakure";
+    repo = "gitweb-theme";
+    rev = "049b88e664a359f8ec25dc6f531b7e2aa60dd1a2";
+    postFetch = ''
+      mkdir -p "$TMPDIR/gitwebTheme"
+      mv "$out"/* "$TMPDIR/gitwebTheme/"
+      mkdir "$out/static"
+      mv "$TMPDIR/gitwebTheme"/* "$out/static/"
+    '';
+    sha256 = "17hypq6jvhy6zhh26lp3nyi52npfd5wy5752k6sq0shk4na2acqi";
+  };
+in buildEnv {
+  name = "gitweb-${lib.getVersion git}";
+
+  ignoreCollisions = true;
+  paths = lib.optional gitwebTheme gitwebThemeSrc
+       ++ [ "${git}/share/gitweb" ];
+
+  meta = git.meta // {
+    maintainers = with lib.maintainers; [ ];
+  };
+}