最近遇到个问题,git仓库用gitbash,更新和提交都是没问题的,用界面化工具SourceTree就一直提示下面信息: git -c diff.mnemonicprefix=false -c core.quotepath=false fetch originThe server's host key is not cached in the registry. Youhave no guarantee that the server is the computer you think it i