系统：ubuntu 22.04 TLS

git 克隆到本地时报错

root@mail:/mail# git clone https://github.com/mailcow/mailcow-dockerized
Cloning into 'mailcow-dockerized'...
fatal: unable to access 'https://github.com/mailcow/mailcow-dockerized/': GnuTLS recv error (-110): The TLS connection was non-properly terminated.

重新安装 git 即可

sudo apt-get remove git
sudo add-apt-repository ppa:git-core/ppa
sudo apt-get update
sudo apt-get install git