一直是这个是不是少了那一步
Creating a "topthink/think=6.0.x-dev" project at "./tp6" [Composer\Downloader\TransportException] Content-Length mismatch, received 82095 bytes out of the expected 2399544create-project [-s|--stability STABILITY] [--prefer-source] [--prefer-dist] [--repository REPOSITORY] [--repository-url REPOSITORY-URL] [--add-repository] [--dev] [--no-dev] [--no-custom-installers] [--no-scripts] [--no-progress] [--no-secure-http] [--keep-vcs] [--remove-vcs] [--no-install] [--ignore-platform-reqs] [--] [<package>] [<directory>] [<version>]
