遇到类似这种报错：
npm install npm ERR! code 128 npm ERR! An unknown git error occurred npm ERR! command git --no-replace-objects ls-remote ssh://git@github.com/nhn/raphael.git npm ERR! command-line line 0: unsupported option "accept-new". npm ERR! fatal: Could not read from remote repository. npm ERR! npm ERR! Please make sure you have the correct access rights npm ERR! and the repository exists. npm ERR! A complete log of this run can be found in:
解决方法：
git config --global url."https://".insteadOf ssh://git@