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/git-series/default.nix

@@ -0,0 +1,40 @@
+{ lib, rustPlatform, fetchFromGitHub
+, pkg-config, openssl, zlib, curl, libgit2, libssh2
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "git-series";
+  version = "unstable-2019-10-15";
+
+  src = fetchFromGitHub {
+    owner = "git-series";
+    repo = "git-series";
+    rev = "c570a015e15214be46a7fd06ba08526622738e20";
+    sha256 = "1i0m2b7ma6xvkg95k57gaj1wpc1rfvka6h8jr5hglxmqqbz6cb6w";
+  };
+
+  cargoSha256 = "1hmx14z3098c98achgii0jkcm4474iw762rmib77amcsxj73zzdh";
+
+  nativeBuildInputs = [ pkg-config ];
+  buildInputs = [ openssl zlib curl libgit2 libssh2 ];
+
+  LIBGIT2_SYS_USE_PKG_CONFIG = true;
+  LIBSSH2_SYS_USE_PKG_CONFIG = true;
+
+  postInstall = ''
+    install -D "$src/git-series.1" "$out/man/man1/git-series.1"
+  '';
+
+  meta = with lib; {
+    description = "A tool to help with formatting git patches for review on mailing lists";
+    longDescription = ''
+      git series tracks changes to a patch series over time. git
+      series also tracks a cover letter for the patch series,
+      formats the series for email, and prepares pull requests.
+    '';
+    homepage = "https://github.com/git-series/git-series";
+
+    license = licenses.mit;
+    maintainers = with maintainers; [ edef vmandela ];
+  };
+}