Github Repo管理重要“灭火救急”技能

• 放弃本地所有未提交的更改

https://www.v2ex.com/t/66718

git fetch [origin branch-name]
git reset –hard [origin/branch-name]
git clean -df

• sync forked reposities

https://segmentfault.com/q/1010000002590371

git remote -v

git remote add upstream URL

git fetch upstream
git merge upstream/master

• revoke commit

https://segmentfault.com/q/1010000000115900

git reset –hard HEAD~1
git push –force