Updated authorization instructions for personal access tokens

README.md

@@ -56,8 +56,8 @@ We will use Gitea (git.medlab.host) as the external repository and GitLab for CI
 
 2. **Configure Gitea Repository Mirroring**
    - From your Gitea repo go to: `Settings > Repository > Mirror Settings`
-   - Add your GitLab repository URL
-   - Add GitLab user credentials under Authorization
+   - Add your GitLab repository URL (ending in .git)
+   - Add GitLab user credentials under Authorization (use a personal access token created in the account settings)
    - Check "Sync when commits are pushed" and disable Mirror Interval
 
 3. **Set Required Variables on GitLab**