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/applications/version-management/git-repo/default.nix

@@ -0,0 +1,62 @@
+{ lib, stdenv, fetchFromGitHub, makeWrapper, nix-update-script
+, python3, git, gnupg, less, openssh
+}:
+
+stdenv.mkDerivation rec {
+  pname = "git-repo";
+  version = "2.25";
+
+  src = fetchFromGitHub {
+    owner = "android";
+    repo = "tools_repo";
+    rev = "v${version}";
+    sha256 = "sha256-3S4peybytlO432ui+bECVWQTbyNfs2kSMqcqQyVc1os=";
+  };
+
+  # Fix 'NameError: name 'ssl' is not defined'
+  patches = [ ./import-ssl-module.patch ];
+
+  nativeBuildInputs = [ makeWrapper ];
+  buildInputs = [ python3 ];
+
+  postPatch = ''
+    substituteInPlace repo --replace \
+      'urllib.request.urlopen(url)' \
+      'urllib.request.urlopen(url, context=ssl.create_default_context())'
+  '';
+
+  installPhase = ''
+    runHook preInstall
+
+    mkdir -p $out/bin
+    cp repo $out/bin/repo
+
+    runHook postInstall
+  '';
+
+  # Important runtime dependencies
+  postFixup = ''
+    wrapProgram $out/bin/repo --prefix PATH ":" \
+      "${lib.makeBinPath [ git gnupg less openssh ]}"
+  '';
+
+  passthru = {
+    updateScript = nix-update-script {
+      attrPath = "gitRepo";
+    };
+  };
+
+  meta = with lib; {
+    description = "Android's repo management tool";
+    longDescription = ''
+      Repo is a Python script based on Git that helps manage many Git
+      repositories, does the uploads to revision control systems, and automates
+      parts of the development workflow. Repo is not meant to replace Git, only
+      to make it easier to work with Git.
+    '';
+    homepage = "https://android.googlesource.com/tools/repo";
+    license = licenses.asl20;
+    maintainers = with maintainers; [ otavio ];
+    platforms = platforms.unix;
+  };
+}

pkgs/applications/version-management/git-repo/import-ssl-module.patch

@@ -0,0 +1,28 @@
+Fix runtime error due missing import
+
+Traceback (most recent call last):
+  File "/nix/store/4qqhr7g9ri3n7v6ik9ahlpvyp18wcn4p-git-repo-2.15.3/bin/.repo-wrapped", line 1339, in <module>
+    main(sys.argv[1:])
+  File "/nix/store/4qqhr7g9ri3n7v6ik9ahlpvyp18wcn4p-git-repo-2.15.3/bin/.repo-wrapped", line 1304, in main
+    _Init(args, gitc_init=(cmd == 'gitc-init'))
+  File "/nix/store/4qqhr7g9ri3n7v6ik9ahlpvyp18wcn4p-git-repo-2.15.3/bin/.repo-wrapped", line 607, in _Init
+    _Clone(url, dst, opt.clone_bundle, opt.quiet, opt.verbose)
+  File "/nix/store/4qqhr7g9ri3n7v6ik9ahlpvyp18wcn4p-git-repo-2.15.3/bin/.repo-wrapped", line 912, in _Clone
+    if clone_bundle and _DownloadBundle(url, cwd, quiet, verbose):
+  File "/nix/store/4qqhr7g9ri3n7v6ik9ahlpvyp18wcn4p-git-repo-2.15.3/bin/.repo-wrapped", line 860, in _DownloadBundle
+    r = urllib.request.urlopen(url, context=ssl.create_default_context())
+NameError: name 'ssl' is not defined
+builder for '/nix/store/4hvds8fv8xmzlm86yg9cf1lj6hrya7sg-amdvlk-src.drv' failed with exit code 1
+
+diff --git a/repo b/repo
+index 8b05def..f394b3e 100755
+--- a/repo
++++ b/repo
+@@ -236,6 +236,7 @@ import optparse
+ import re
+ import shutil
+ import stat
++import ssl
+ 
+ if sys.version_info[0] == 3:
+   import urllib.request