git config --global http.https://github.com.proxy http://127.0.0.1:1087
git config --global https.https://github.com.proxy http://127.0.0.1:1087
git config --global http.https://github.com.proxy
git config --global https.https://github.com.proxy
git config --global --unset http.https://github.com.proxy http://127.0.0.1:1087
git config --global --unset https.https://github.com.proxy http://127.0.0.1:1087