--------
[verse]
'git submodule' [--quiet] add [-b branch]
- [--reference <repository>] [--] <repository> <path>
+ [--reference <repository>] [--] <repository> [<path>]
'git submodule' [--quiet] status [--cached] [--recursive] [--] [<path>...]
'git submodule' [--quiet] init [--] [<path>...]
'git submodule' [--quiet] update [--init] [-N|--no-fetch] [--rebase]
to the changeset to be committed next to the current
project: the current project is termed the "superproject".
+
-This requires two arguments: <repository> and <path>.
+This requires at least one argument: <repository>. The optional
+argument <path> is the relative location for the cloned submodule
+to exist in the superproject. If <path> is not given, the
+"humanish" part of the source repository is used ("repo" for
+"/path/to/repo.git" and "foo" for "host.xz:foo/.git").
+
<repository> is the URL of the new submodule's origin repository.
This may be either an absolute URL, or (if it begins with ./