関連ワード:  fatal submodule does not have a commit checked out    git submodule fatal does not have a commit checked out    git submodule add fatal does not have a commit checked out    does not have a commit checked out    does not have a commit checked out fatal adding files failed    unable to checkout in submodule path    fatal could not reset submodule index  
結果 : fatal submodule does not have a commit checked out