This firmware is no longer supported by the community.
Please use the Twinkie Fork.
These are pre-releases driven by the community in conjunction with JGMaker. Beta Releases are not officially supported; yet.
These are dedicated members of the Artist-D community, These version of firmware are not supported
This version of the firmware is based from the 2.0.0 Version of Marlin.
There are some instructions here for setting your repository with the upstream Marlin Source. https://docs.github.com/en/github/collaborating-with-issues-and-pull-requests/configuring-a-remote-for-a-fork
$ git remote add upstream https://github.com/MarlinFirmware/Configurations.git
Thie will set an upstream remote that you can fetch and merge from.