In this case, the project (at least from the Go standpoint) is broken into multiple sub-projects, each within their own repo. In Go Land, you would more typica

In this case, the project (at least from the Go standpoint) is broken into multiple sub-projects, each within their own repo. In Go Land, you would more typically see each component library put in its own subdirectories off of the main repo. The main repo could contain libraries for multiple languages or just one, but the subcomponents would be organized as subdirectories, not separate repos.