Answers for "how to revert a merge locally"

how to revert a merge locally

git reset --hard <cbm>

where cbm is the commit number before the merge you want to revert
to get a list of all the merges you can use the following line

git log --graph

and then use the commit number from the one before the merge you want to revert

git revert merge

git revert -m 1 <merge-commit>

undo a git merge

git reset --hard HEAD~1
git reset --hard <commit_sha>