Update README.md

README.md

@@ -9,3 +9,7 @@ Your module `last_updated` will be updated when you change something in the `mod
 - [Magisk Modules Alt Repo](https://api-mmrl.dergoogler.com/mmar.json)
 - [Googlers Repo](https://api-mmrl.dergoogler.com/gmr.json)
 - [Magisk Modules Official Repo](https://api-mmrl.dergoogler.com/mmr.json)
+
+## Usage of modules in others repos
+
+Modules that are managed by **Googlers Repo**, **Der_Googler (DerGoogler)** etc are not allowed to show up in other repos. A exemption for this rule is **Magisk Modules Alt Repo**, other repos are not allowed to host our modules.