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/data/fonts/source-han/default.nix

@@ -0,0 +1,66 @@
+{ stdenvNoCC
+, lib
+, fetchzip
+}:
+
+let
+  makePackage =
+    { family
+    , description
+    , rev
+    , sha256
+    , postFetch ? ''
+        install -m444 -Dt $out/share/fonts/opentype/source-han-${family} $downloadedFile
+      ''
+    , zip ? ""
+    }:
+    let Family =
+      lib.toUpper (lib.substring 0 1 family) +
+      lib.substring 1 (lib.stringLength family) family;
+    in
+    fetchzip {
+      name = "source-han-${family}-${lib.removeSuffix "R" rev}";
+
+      url = "https://github.com/adobe-fonts/source-han-${family}/releases/download/${rev}/SourceHan${Family}.ttc${zip}";
+      inherit sha256 postFetch;
+
+      meta = {
+        description = "An open source Pan-CJK ${description} typeface";
+        homepage = "https://github.com/adobe-fonts/source-han-${family}";
+        license = lib.licenses.ofl;
+        maintainers = with lib.maintainers; [ taku0 emily ];
+      };
+    };
+in
+{
+  sans = makePackage {
+    family = "sans";
+    description = "sans-serif";
+    rev = "2.004R";
+    sha256 = "052d17hvz435zc4r2y1p9cgkkgn0ps8g74mfbvnbm1pv8ykj40m9";
+    postFetch = ''
+      mkdir -p $out/share/fonts/opentype/source-han-sans
+      unzip $downloadedFile -d $out/share/fonts/opentype/source-han-sans
+    '';
+    zip = ".zip";
+  };
+
+  serif = makePackage {
+    family = "serif";
+    description = "serif";
+    rev = "2.000R";
+    sha256 = "0x3n6s4khdd6l0crwd7g9sjaqp8lkvksglhc7kj3cv80hldab9wp";
+    postFetch = ''
+      mkdir -p $out/share/fonts/opentype/source-han-serif
+      unzip $downloadedFile -d $out/share/fonts/opentype/source-han-serif
+    '';
+    zip = ".zip";
+  };
+
+  mono = makePackage {
+    family = "mono";
+    description = "monospaced";
+    rev = "1.002";
+    sha256 = "010h1y469c21bjavwdmkpbwk3ny686inz8i062wh1dhcv8cnqk3c";
+  };
+}