git clone https://github.com/curl/curl.git cd curl ./configure --enable-debug --with-openssl make sudo make install
于仓库中下载git源码，解压缩。git依赖libcurl4-gnutls-dev、libexpat1-dev、gettext、libz-dev、libssl-dev、libcurl，事先安装好或通过apt list | grep lib_name查看依赖是否已安装好
cd git-xxx sudo make prefix=/usr/local all sudo make prefix=/usr/local install git --version
参考链接：linux下编译安装libcurl(附使用示例)
Ubuntu下源码编译git