'git clone' [--template=<template_directory>]
[-l] [-s] [--no-hardlinks] [-q] [-n] [--bare] [--mirror]
[-o <name>] [-b <name>] [-u <upload-pack>] [--reference <repository>]
- [--depth <depth>] [--recursive] [--] <repository> [<directory>]
+ [--depth <depth>] [--recursive|--recurse-submodules] [--] <repository>
+ [<directory>]
DESCRIPTION
-----------
as patches.
--recursive::
+--recurse-submodules::
After the clone is created, initialize all submodules within,
using their default settings. This is equivalent to running
`git submodule update --init --recursive` immediately after