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/tools/networking/mole/default.nix

@@ -0,0 +1,31 @@
+{ lib
+, buildGoModule
+, fetchFromGitHub
+}:
+
+buildGoModule rec {
+  pname = "mole";
+  version = "2.0.0";
+
+  src = fetchFromGitHub {
+    owner = "davrodpin";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "11q48wfsr35xf2gmvh4biq4hlpba3fh6lrm3p9wni0rl1nxy40i7";
+  };
+
+  vendorSha256 = "1qm328ldkaifj1vsrz025vsa2wqzii9rky00b6wh8jf31f4ljbzv";
+
+  ldflags = [
+    "-s"
+    "-w"
+    "-X=github.com/davrodpin/mole/cmd.version=${version}"
+  ];
+
+  meta = with lib; {
+    description = "CLI application to create SSH tunnels";
+    homepage = "https://github.com/davrodpin/mole";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}