fix missing &

Author: matthewlouisbrockman

docs/git.mdx

@@ -177,7 +177,7 @@ sandbox.git.configure_user(
 
 ### Clone a repository
 
-See [Authentication & Identity](#authentication--identity) for how to authenticate with private repositories.
+See [Authentication & Identity](#authentication-&-identity) for how to authenticate with private repositories.
 
 <CodeGroup>
 ```js JavaScript & TypeScript