Optionaldefault_Whether to copy only the default branch. Defaults to false.
OptionalnameCustom name for the fork. Defaults to the original repository name.
OptionalorganizationOrganization login to fork into. Omit to fork into the authenticated user's account.
Request body for creating a fork of a repository.
See
https://docs.github.com/en/rest/repos/forks#create-a-fork