执行repo sync时提醒：

疑似google更改了git地址引起不能同步源码，通过以下命令解决。

ghoul@jg:~$ curl http://git-repo.googlecode.com/files/repo-1.12 > ~/bin/repo

  % Total    % Received % Xferd  Average Speed   Time    Time     Time  Current

                                 Dload  Upload   Total   Spent    Left  Speed

100 17393  100 17393    0     0  42143      0 --:--:-- --:--:-- --:--:-- 45891
repo init -u git://github.com/CyanogenMod/android.git -b cm-10.1

ghoul@jg:~$ chmod a+x ~/bin/repo

ghoul@jg:~$ export PATH=$PATH:~/bin

ghoul@jg:~$ cd android

ghoul@jg:~/android$ cd system

ghoul@jg:~/android/system$ repo sync

... A new repo command ( 1.20) is available.

... You should upgrade soon:

    cp /home/ghoul/android/system/.repo/repo/repo /home/ghoul/bin/repo

Fetching project repo

Fetching project CyanogenMod/android_prebuilt

Fetching project CyanogenMod/android_frameworks_base

Fetching project CyanogenMod/android_vendor_cm

来自 git://github.com/CyanogenMod/android_prebuilt

 * [新tag]           cm-10.2-M1 -> cm-10.2-M1