github rollback to an old commit code example

Example 1: reset to commit

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

Example 2: reset to commit

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