People often wonder why SQLite does not use the Git version control system like everybody else. This article attempts to answer that question. Also, in section 3, this article provides hints to Git users about how they can easily access the SQLite source code.
This article is not a comparison between Fossil and Git. See https://fossil-scm.org/fossil/doc/trunk/www/fossil-v-git.wiki for one comparison of the two systems. Other third-party comparisons are available as well - use a search engine to find them.
This article is not advocating that you switch your projects away from Git. You can use whatever version control system you want. If you are perfectly happy with Git, then by all means keep using Git. But, if Git is not working well for you or you are wondering if it can be improved or if there is something better, then maybe try to understand the perspectives presented below. Use the insights thus obtained to find or write a different and better version control system, or to just make improvements to Git itself.