readme: add information about .githooks

README.md

@@ -13,3 +13,14 @@ If you want to contribute, please read the
 and feel free to either submit a git patch on the Alpine aports
 mailing list (<alpine-aports@lists.alpinelinux.org>), or to submit a
 pull request on [GitHub](https://github.com/alpinelinux/aports).
+
+
+Git Hooks
+---------
+
+You can find some useful git hooks in the `.githooks` directory.
+To use them, run the following command after cloning this repository:
+
+```sh
+git config --local core.hooksPath .githooks
+```