SDK无法还原工作目录

@ubuntu:~/linux$ sudo ./sdk_tools.sh --sync -C ~/proj/rk356x_sdk-linux5.10
Changing directory to: ./
I: Running command: cd /home/rk/proj/rk356x_sdk-linux5.10
Attempting to change directory to: /home/rk/proj/rk356x_sdk-linux5.10
Success
I: Running command: cd /home/rk/proj/rk356x_sdk-linux5.10
Attempting to change directory to: /home/rk/proj/rk356x_sdk-linux5.10
Success
I: Running command: .repo/repo/repo sync -l
Attempting to change directory to: /home/rk/proj/rk356x_sdk-linux5.10
Success
I: Running command: .repo/repo/repo start firefly --all
Attempting to change directory to: /home/rk/proj/rk356x_sdk-linux5.10
Success
I: Running command: cd -
Attempting to change directory to: /home/rk/proj/rk356x_sdk-linux5.10
Success
rk@ubuntu:~/linux$

但是在/home/rk/proj/rk356x_sdk-linux5.10下没有新生成的工作目录。

@ubuntu:~/proj/rk356x_sdk-linux5.10$ ls -a
. .. .repo
@ubuntu:~/proj/rk356x_sdk-linux5.10$

求解

问题已经解决,没仔细看教程,按官方教程来就没问题。需要按教程上推荐的Ubuntu版本推荐来完成,不然会有很多问题