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/makerpm/default.nix

@@ -0,0 +1,28 @@
+{ lib, stdenv, fetchFromGitHub, zlib, libarchive, openssl }:
+
+stdenv.mkDerivation rec {
+  version = "1.0";
+  pname = "makerpm";
+
+  installPhase = ''
+    mkdir -p $out/bin
+    cp makerpm $out/bin
+  '';
+
+  buildInputs = [ zlib libarchive openssl ];
+
+  src = fetchFromGitHub {
+    owner = "ivan-tkatchev";
+    repo = "makerpm";
+    rev = version;
+    sha256 = "089dkbh5705ppyi920rd0ksjc0143xmvnhm8qrx93rsgwc1ggi1y";
+  };
+
+  meta = with lib; {
+    homepage = "https://github.com/ivan-tkatchev/makerpm/";
+    description = "A clean, simple RPM packager reimplemented completely from scratch";
+    license = licenses.free;
+    platforms = platforms.all;
+    maintainers = [ maintainers.ivan-tkatchev ];
+  };
+}