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/development/tools/glock/default.nix

@@ -0,0 +1,25 @@
+{ lib, buildGoPackage, fetchFromGitHub }:
+
+buildGoPackage rec {
+  pname = "glock";
+  version = "20160816-${lib.strings.substring 0 7 rev}";
+  rev = "b8c84ff5ade15a6238ca61c20d3afc70d2e41276";
+
+  goPackagePath = "github.com/robfig/glock";
+
+  src = fetchFromGitHub {
+    inherit rev;
+    owner = "robfig";
+    repo = "glock";
+    sha256 = "10jwn3k71p340g8d43zjx7k1j534rcd7rss8pif09mpfrn9qndhh";
+  };
+
+  goDeps = ./deps.nix;
+
+  meta = with lib; {
+    homepage = "https://github.com/robfig/glock";
+    description = "A command-line tool to lock Go dependencies to specific revisions";
+    license = licenses.mit;
+    maintainers = [ maintainers.rushmorem ];
+  };
+}

pkgs/development/tools/glock/deps.nix

@@ -0,0 +1,21 @@
+# This file was generated by go2nix.
+[
+  {
+    goPackagePath = "github.com/agtorre/gocolorize";
+    fetch = {
+      type = "git";
+      url = "https://github.com/agtorre/gocolorize";
+      rev = "f42b554bf7f006936130c9bb4f971afd2d87f671";
+      sha256 = "1dj7s8bgw9qky344d0k9gz661c0m317a08a590184drw7m51hy9p";
+    };
+  }
+  {
+    goPackagePath = "golang.org/x/tools";
+    fetch = {
+      type = "git";
+      url = "https://go.googlesource.com/tools";
+      rev = "f1a397bba50dee815e8c73f3ec94ffc0e8df1a09";
+      sha256 = "1wy8nn2vg70n98g80i1zrk49129phyfbzxbicj748bmf82rnaxzg";
+    };
+  }
+]