GIT_SSL_NO_VERIFY

git clone https://github.com/dongyuwei/sprite-factory.git
Cloning into sprite-factory...
error: SSL certificate problem, verify that the CA cert is OK. Details:
error:14090086:SSL routines:SSL3_GET_SERVER_CERTIFICATE:certificate verify failed while accessing https://github.com/dongyuwei/sprite-factory.git/info/refs

fatal: HTTP request failed

执行下面的命令，关闭GIT SSL VERIFY即可。

env GIT_SSL_NO_VERIFY=true git clone https://github.com/dongyuwei/sprite-factory.git

或者设置git config --global http.sslVerify false