Just because you did't make an effort to actually look for these things, that doesn't mean that they don't exist: https://magit.vc/manual/magit/Git-Executable.html.
> This is necessary because Git on that platform comes with several wrapper scripts for the actual git binary, which are also placed on $PATH, and using one of these wrappers instead of the binary would degrade performance horribly.
That sounds like a good reason to be clever.