gem source
2022年2月12日小于 1 分钟
gem source
$ gem sources --add https://gems.ruby-china.org/ --remove https://rubygems.org/
$ gem sources -l
*** CURRENT SOURCES ***
https://gems.ruby-china.org
# 请确保只有 gems.ruby-china.org
$ gem sources --add https://gems.ruby-china.org/ --remove https://rubygems.org/
$ gem sources -l
*** CURRENT SOURCES ***
https://gems.ruby-china.org
# 请确保只有 gems.ruby-china.org