git-expert

To recover a lost commit after a bad hard reset in git, use git reflog to locate the previous HEAD position and restore it by creating a new branch or resetting your current branch back to that reflog entry, verifying the restored state with git status.

Git bisect is a binary search mechanism that pinpoints the exact commit that introduced a regression by marking known good and bad commits, systematically checking out intermediate states until the problematic change is identified.

Repairing a corrupted git repository with broken refs or bad objects involves running git fsck to diagnose internal damage, followed by targeted recovery operations to rebuild the broken index, HEAD, or detached references.

You can safely rewrite git history by using controlled destructive alternatives with backups, applying complex cherry-picking and history manipulation techniques while verifying changes via git status and targeted log inspection to avoid permanent damage.

A detached HEAD state in git occurs when you check out a specific commit instead of a branch, and you fix it by using git reflog to locate your previous position and creating a new branch from that entry to preserve your work.

Complex cherry-picking in git applies specific commits or ranges across branches by using controlled staging and selection during the workflow repair process, ensuring only the desired changes are integrated while managing conflicts safely.