shell.sh-session

$ git add vendor/radix
warning: adding embedded git repository: vendor/radix
hint: You've added another git repository inside your current repository.
hint: Clones of the outer repository will not contain the contents of
hint: the embedded repository and will not know how to obtain it.
hint: If you meant to add a submodule, use:
hint:
hint: 	git submodule add <url> vendor/radix
hint:
hint: If you added this path by mistake, you can remove it from the
hint: index with:
hint:
hint: 	git rm --cached vendor/radix
hint:
hint: See "git help submodule" for more information.