git master go back to previous commit code example

Example 1: git go back to previous commit

git checkout 12feg3435 #commit ID

Example 2: how to go to a previous commit state

# This will detach your HEAD, that is, leave you with no branch checked out:
git checkout 0d1d7fc32

Example 3: make previous commit master

git checkout master
git reset --hard <old_commit_id>