-This utility recursively searches in the current directory (or in the directory given by the C<GIT_DIR> environment variable if it's set) for all git repositories, sort this list by the repository path, C<chdir> into each of them, and executes the specified git command.
-Moreover, those formats are substuted in the arguments before running the command :
+This utility recursively searches in a root directory (which may be the current working directory or - if it has been set - the directory given by the C<GIT_DIR> environment variable) for all git repositories, sort this list by the repository path, C<chdir> into each of them, and executes the specified git command.
+Moreover, those formats are substituted in the arguments before running the command :