README: Document git clone and submodules update

1 files changed, 17 insertions, 0 deletions

diff --git a/README.md b/README.md
index c190d4b..3390034 100644
--- a/README.md
+++ b/README.md
@@ -3,6 +3,23 @@ Aly's dotfiles
 
 Personal & collected dotfiles ~~~
 
+Usage
+-----
+Clone with submodules:
+
+    $ git clone --recurse-submodules https://github.com/liweitianux/dotfiles
+
+Or to initialize the submodules included in this repo:
+
+    $ git submodule update --init --recursive
+
+To update this repo:
+
+    $ git pull
+
+To update the submodules:
+
+    $ git submodule update --remote --recursive
 
 License
 -------