Coding⏱️ 2 min read📅 2026-05-31

How to Fix: git rebase fatal: Needed a single revision

Git rebase error when trying to update branch with current commits from remote repository.

Quick Answer: Try using git merge instead of git rebase, or use git rebase --onto to specify the commit you want to start rebasing from.

To resolve the 'git rebase fatal: Needed a single revision' error when trying to update your branch with the current commits from the original repository, you need to understand why this error occurs and how it can be resolved.

💡 Why You Are Getting This Error

  • When you try to rebase a branch that is behind the remote branch, Git requires a single revision to be rebased. This is because rebase operations involve rewriting commit history, which can lead to conflicts if the local branch has diverged from the remote branch.

🚀 How to Resolve This Issue

Method 1: Reset the Branch Before Rebase

  1. Step 1: Run `git reset --hard origin/master` to reset your local branch to match the remote branch.

Method 2: Use `git rebase -i` with Interactive Mode

  1. Step 1: Run `git rebase -i origin/master` to open an interactive mode where you can edit the commit history.

💡 Conclusion

By understanding why the 'git rebase fatal: Needed a single revision' error occurs and using one of the methods outlined above, you can resolve this issue and successfully update your branch with the current commits from the original repository.

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