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/build-managers/sbt/default.nix

@@ -0,0 +1,46 @@
+{ lib
+, stdenv
+, fetchurl
+, jre
+, autoPatchelfHook
+, zlib
+}:
+
+stdenv.mkDerivation rec {
+  pname = "sbt";
+  version = "1.6.2";
+
+  src = fetchurl {
+    url = "https://github.com/sbt/sbt/releases/download/v${version}/sbt-${version}.tgz";
+    sha256 = "sha256-Y3Y3tsTm+gSrYs02QGHjKxJICwkAHNIzA99is2+t1EA=";
+  };
+
+  postPatch = ''
+    echo -java-home ${jre.home} >>conf/sbtopts
+  '';
+
+  nativeBuildInputs = lib.optionals stdenv.isLinux [ autoPatchelfHook ];
+
+  buildInputs = lib.optionals stdenv.isLinux [ zlib ];
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/share/sbt $out/bin
+    cp -ra . $out/share/sbt
+    ln -sT ../share/sbt/bin/sbt $out/bin/sbt
+    ln -sT ../share/sbt/bin/sbtn-x86_64-${
+      if (stdenv.isDarwin) then "apple-darwin" else "pc-linux"
+    } $out/bin/sbtn
+
+    runHook postInstall
+  '';
+
+  meta = with lib; {
+    homepage = "https://www.scala-sbt.org/";
+    license = licenses.bsd3;
+    description = "A build tool for Scala, Java and more";
+    maintainers = with maintainers; [ nequissimus ];
+    platforms = platforms.unix;
+  };
+}