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/tools/security/gitjacker/default.nix

@@ -0,0 +1,43 @@
+{ lib
+, buildGoModule
+, fetchFromGitHub
+, git
+, stdenv
+}:
+
+buildGoModule rec {
+  pname = "gitjacker";
+  version = "0.1.0";
+
+  src = fetchFromGitHub {
+    owner = "liamg";
+    repo = "gitjacker";
+    rev = "v${version}";
+    sha256 = "sha256-rEn9FpcRfEt2yGepIPEAO9m8JeVb+nMhYMBWhC/barc=";
+  };
+
+  vendorSha256 = null;
+
+  propagatedBuildInputs = [ git ];
+
+  checkInputs = [ git ];
+
+  doCheck = !stdenv.isDarwin;
+
+  preCheck = ''
+    export PATH=$TMPDIR/usr/bin:$PATH
+  '';
+
+  meta = with lib; {
+    description = "Leak git repositories from misconfigured websites";
+    longDescription = ''
+      Gitjacker downloads git repositories and extracts their contents
+      from sites where the .git directory has been mistakenly uploaded.
+      It will still manage to recover a significant portion of a repository
+      even where directory listings are disabled.
+    '';
+    homepage = "https://github.com/liamg/gitjacker";
+    license = with licenses; [ unlicense ];
+    maintainers = with maintainers; [ fab ];
+  };
+}