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/inputmethods/fcitx5/update.py

@@ -0,0 +1,44 @@
+#!/usr/bin/env nix-shell
+#!nix-shell -i python3 -p nix-update nix-prefetch-github python3Packages.requests
+
+from nix_prefetch_github import *
+import json
+import requests
+import subprocess
+
+REPOS = [
+        "libime",
+        "xcb-imdkit",
+
+        "fcitx5",
+        "fcitx5-chewing",
+        "fcitx5-chinese-addons",
+        "fcitx5-configtool",
+        "fcitx5-gtk",
+        "fcitx5-hangul",
+        "fcitx5-lua",
+        "fcitx5-m17n",
+        "fcitx5-qt",
+        "fcitx5-rime",
+        "fcitx5-table-extra",
+        "fcitx5-table-other",
+        "fcitx5-unikey"
+        ]
+
+OWNER = "fcitx"
+
+def get_latest_tag(repo, owner=OWNER):
+    r = requests.get('https://api.github.com/repos/{}/{}/tags'.format(owner,repo))
+    return r.json()[0].get("name")
+
+def main():
+    sources = dict()
+    for repo in REPOS:
+        rev = get_latest_tag(repo)
+        if repo == "fcitx5-qt":
+            subprocess.run(["nix-update", "--commit", "--version", rev, "libsForQt5.{}".format(repo)])
+        else:
+            subprocess.run(["nix-update", "--commit", "--version", rev, repo])
+
+if __name__ == "__main__":
+    main ()