Codegrip scans the complete source code at every commit on the source code. So, whenever there are any new commits on any branch of the project, the project will be reanalyzed and the reports will be updated. You can switch between your branches from the dropdown menu on the project dashboard.
Here is how Google’s internal code review process looks like. Here is another blog on How to unit test and practice test-driven development.
Related questions:
What are the different user roles in Codegrip?
How do I configure post-commit hooks and integrations?
Does Codegrip automatically analyze all pull requests?