Updated Usage (markdown)

Usage.md

@@ -7,6 +7,13 @@ where `[ui]` is one of `invoke`, `auto`, `auto-cpu`, `comfy`, or `comfy-cpu`.
 
 The `data` and `output` folders are always mounted into the container as `/data` and `/output`, use them so if you want to transfer anything from / to the container.
 
+if you want to update to the latest version, just pull the changes
+```bash
+git pull
+```
+
+You can also checkout specific tags if you want.
+
 (Optional) If you want to customize the behaviour of the uis, you can create a `docker-compose.override.yml` and override  whatever you want from the [main `docker-compose.yml` file](https://github.com/AbdBarho/stable-diffusion-webui-docker/blob/master/docker-compose.yml). Example:
 
 ```yml