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/earthly/default.nix

@@ -0,0 +1,42 @@
+{ lib, buildGoModule, fetchFromGitHub }:
+
+buildGoModule rec {
+  pname = "earthly";
+  version = "0.6.14";
+
+  src = fetchFromGitHub {
+    owner = "earthly";
+    repo = "earthly";
+    rev = "v${version}";
+    sha256 = "sha256-1zJPtx+W+UuH+upun1o9f3ofieahTsb4bSuznPhIYnw=";
+  };
+
+  vendorSha256 = "sha256-2bOaJdK12qGjjVtoBp3LeSyIiFwm4ZvxNI5yR0HriXI=";
+
+  ldflags = [
+    "-s" "-w"
+    "-X main.Version=v${version}"
+    "-X main.DefaultBuildkitdImage=earthly/buildkitd:v${version}"
+  ];
+
+  BUILDTAGS = "dfrunmount dfrunsecurity dfsecrets dfssh dfrunnetwork";
+  preBuild = ''
+    makeFlagsArray+=(BUILD_TAGS="${BUILDTAGS}")
+  '';
+
+  # For some reasons the tests fail, but the program itself seems to work.
+  doCheck = false;
+
+  postInstall = ''
+    mv $out/bin/debugger $out/bin/earthly-debugger
+    mv $out/bin/shellrepeater $out/bin/earthly-shellrepeater
+  '';
+
+  meta = with lib; {
+    description = "Build automation for the container era";
+    homepage = "https://earthly.dev/";
+    changelog = "https://github.com/earthly/earthly/releases/tag/v${version}";
+    license = licenses.mpl20;
+    maintainers = with maintainers; [ zoedsoupe ];
+  };
+}