Board based on the Rockchip RK3399 - ARM Cortex-A72 Dual-core up to 1.8GHz + Cortex A53 Quad-core up to 1.4GHz
According to Build AOSP for ROCK960 documentation, if you run the source code of Android9 as below, an error occurs.
cghyun@ubuntu:~/projects/rock960-android9$ ~/bin/repo init -u https://github.com/96rocks/manifests.git -b rock960-box-9.0 -m rock960_release.xml
repo: warning: Python 2 is no longer supported; Please upgrade to Python 3.6+.
fatal: manifest ‘rock960_release.xml’ not available
fatal: manifest rock960_release.xml not found