brew update遇到的一个错误及解决

在终端运行命令:brew update【回车】,报错如下: error: RPC failed; curl 18 transfer closed with outstanding read data remaining fatal: the remote end hung up unexpectedly fatal: early EOF fatal: index-pack failed Error: Fetching /usr/local/Homebrew/Library/Taps/homebrew/homebrew-core failed! 这是git报错,在终端运行命令:git conf