Submodules are composed from a so-called `gitlink` tree entry
in the main repository that refers to a particular commit object
within the inner repository that is completely separate.
-A record in the `.gitmodules` file at the root of the source
-tree assigns a logical name to the submodule and describes
-the default URL the submodule shall be cloned from.
+A record in the `.gitmodules` (see linkgit:gitmodules[5]) file at the
+root of the source tree assigns a logical name to the submodule and
+describes the default URL the submodule shall be cloned from.
The logical name can be used for overriding this URL within your
local repository configuration (see 'submodule init').
checkout the commit specified in the index of the containing repository.
This will make the submodules HEAD be detached unless `--rebase` or
`--merge` is specified or the key `submodule.$name.update` is set to
- `rebase`, `merge` or `none`. `none` can be overriden by specifying
+ `rebase`, `merge` or `none`. `none` can be overridden by specifying
`--checkout`.
+
If the submodule is not yet initialized, and you just want to use the