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/git-hound/default.nix

@@ -0,0 +1,30 @@
+{ buildGoModule
+, fetchFromGitHub
+, lib
+}:
+
+buildGoModule rec {
+  pname = "git-hound";
+  version = "1.3";
+
+  src = fetchFromGitHub {
+    owner = "tillson";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "1l2bif7qpc1yl93ih01g9jci7ba47rsnpq9js88rz216q93dzmsf";
+  };
+
+  vendorSha256 = "055hpfjbqng513c9rscb8jhnlxj7p82sr8cbsvwnzk569n71qwma";
+
+  meta = with lib; {
+    description = "Reconnaissance tool for GitHub code search";
+    longDescription = ''
+      GitHound pinpoints exposed API keys and other sensitive information
+      across all of GitHub using pattern matching, commit history searching,
+      and a unique result scoring system.
+    '';
+    homepage = "https://github.com/tillson/git-hound";
+    license = with licenses; [ mit ];
+    maintainers = with maintainers; [ fab ];
+  };
+}