echo '#!/bin/bash' > /usr/bin/gitproxy
echo '_proxy=%{apt_proxy_host}'  >> /usr/bin/gitproxy
echo '_proxyport=%{apt_proxy_port}' >> /usr/bin/gitproxy
echo 'exec socat STDIO PROXY:$_proxy:$1:$2,proxyport=$_proxyport' >> /usr/bin/gitproxy
chmod a+x /usr/bin/gitproxy
git config --system core.gitproxy gitproxy