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/rust/maturin/pyo3-test/generic.nix

@@ -0,0 +1,45 @@
+# Derivation prototype, used by maturin and setuptools-rust
+# passthrough tests.
+
+{ lib
+, fetchFromGitHub
+, python
+, rustPlatform
+
+, nativeBuildInputs
+
+, buildAndTestSubdir ? null
+, format ? "pyproject"
+, preConfigure ? ""
+}:
+
+python.pkgs.buildPythonPackage rec {
+  pname = "word-count";
+  version = "0.13.2";
+
+  src = fetchFromGitHub {
+    owner = "PyO3";
+    repo = "pyo3";
+    rev = "v${version}";
+    hash = "sha256-NOMrrfo8WjlPhtGxWUOPJS/UDDdbLQRCXR++Zd6JmIA=";
+  };
+
+  cargoDeps = rustPlatform.fetchCargoTarball {
+    inherit src patches;
+    name = "${pname}-${version}";
+    hash = "sha256-u3L9nXHKILznyZTgxdvZyOCQZFZhuADrtI7zXYQzrbE=";
+  };
+
+  patches = [ ./Cargo.lock.patch ];
+
+  inherit buildAndTestSubdir format nativeBuildInputs preConfigure;
+
+  pythonImportsCheck = [ "word_count" ];
+
+  meta = with lib; {
+    description = "PyO3 word count example";
+    homepage = "https://github.com/PyO3/pyo3";
+    license = licenses.asl20;
+    maintainers = [ ];
+  };
+}