diff --git a/SourceCode.md b/SourceCode.md
index 2ca061ed..9eb4acc5 100644
--- a/SourceCode.md
+++ b/SourceCode.md
@@ -18,7 +18,13 @@ You can browse the repositories [​on line via GitWeb](http://gitweb.qubes-os.o
 To clone a repository:
 
 ``` {.wiki}
-git clone git://
+git clone git://qubes-os.org/mainstream/<repo_name>.git <repo_name>
+```
+
+e.g.:
+
+``` {.wiki}
+git clone git://qubes-os.org/mainstream/core.git core.git
 ```
 
 Currently the preferred way of contributing to the project is by sending a patch via the project's mailing list (`git format-patch`).