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/libraries/jellyfin-ffmpeg/default.nix

@@ -0,0 +1,30 @@
+{ ffmpeg_4, ffmpeg-full, fetchFromGitHub, lib }:
+
+(ffmpeg-full.override { ffmpeg = ffmpeg_4; }).overrideAttrs (old: rec {
+  pname = "jellyfin-ffmpeg";
+  version = "4.4.1-4";
+
+  src = fetchFromGitHub {
+    owner = "jellyfin";
+    repo = "jellyfin-ffmpeg";
+    rev = "v${version}";
+    sha256 = "0y7iskamlx30f0zknbscpi308y685nbnbf5gr9cj1znr5dlfb0bn";
+  };
+
+  postPatch = ''
+    for file in $(cat debian/patches/series); do
+      patch -p1 < debian/patches/$file
+    done
+
+    ${old.postPatch or ""}
+  '';
+
+  doCheck = false; # https://github.com/jellyfin/jellyfin-ffmpeg/issues/79
+
+  meta = with lib; {
+    description = "${old.meta.description} (Jellyfin fork)";
+    homepage = "https://github.com/jellyfin/jellyfin-ffmpeg";
+    license = licenses.gpl3;
+    maintainers = with maintainers; [ justinas ];
+  };
+})