［求助］下载Android源码的时候出现问题

[NightCAT]

repo执行出错：

root@ubuntu:/media/GAME/android/bin# repo init -u https://android.googlesource.com/platform/manifestfatal: unable to start /media/GAME/android/bin/.repo/repo/main.py
fatal: [Errno 13] Permission denied
root@ubuntu:/media/GAME/android/bin# repo sync
fatal: unable to start /media/GAME/android/bin/.repo/repo/main.py
fatal: [Errno 13] Permission denied
root@ubuntu:/media/GAME/android/bin#

怎么整？请各位达人指点一下，谢谢！