- Fix/rename last commit: git commit —ammend
- Rename current branch: git branch -m <newName>
- Watch for branches to remove: git branch | grep <partOfBranchesName>
- CAUTION Remove all branches that  have the passed argument: git branch | grep <partOfBranchesName> | xargs git branch -d
- Revert commits (faulty ones). Use with caution, if you're not sure, go for git reset
git log
git revert