error `kex_exchange_identification`

[StLeoX]

Bug描述 有概率出现错误：

kex_exchange_identification: Connection closed by remote host
fatal: Could not read from remote repository.

重现步骤 1.在终端中进入git目录，执行git pull
2.报错终止

软件信息

• 操作系统: Ubuntu 22.04
• FastGithub： v2.1.4
• env: http_proxy=http:/ /127.0.0.1:38457（即fastgithub进程）