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/chisel/default.nix

@@ -0,0 +1,36 @@
+{ buildGoModule
+, fetchFromGitHub
+, lib
+}:
+
+buildGoModule rec {
+  pname = "chisel";
+  version = "1.7.7";
+
+  src = fetchFromGitHub {
+    owner = "jpillora";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "sha256-3EaVUGcwkJWX0FxIaHddUehJIdbxAPfBm8esXKCUuhM=";
+  };
+
+  vendorSha256 = "sha256-Oko9nduKW76NIUCVyF0lPzEH+TFT1el9VGIbm5lQXtM=";
+
+  ldflags = [ "-s" "-w" "-X github.com/jpillora/chisel/share.BuildVersion=${version}" ];
+
+  # tests require access to the network
+  doCheck = false;
+
+  meta = with lib; {
+    description = "TCP/UDP tunnel over HTTP";
+    longDescription = ''
+      Chisel is a fast TCP/UDP tunnel, transported over HTTP, secured via
+      SSH. Single executable including both client and server. Chisel is
+      mainly useful for passing through firewalls, though it can also be
+      used to provide a secure endpoint into your network.
+    '';
+    homepage = "https://github.com/jpillora/chisel";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}