上QQ阅读APP看书，第一时间看更新
Downloading the Poky source code
After we install the needed packages into our development host system, we need to get the Poky source code that can be downloaded with Git by using the following command:
$ git clone git://git.yoctoproject.org/poky -b rocko
Learn more about Git at http://git-scm.com.
After the download process is complete, we should have the following contents inside the poky directory:
The examples and code presented in this and the next chapters use the Yocto Project Version 2.4. The code name is Rocko, as the reference.