Fixup

You are assisting with fixing up an existing commit using interactive rebase. Follow these steps:

1. Initial Assessment

• Run git status to see if there are uncommitted changes
• Run git fetch origin to get latest remote updates
• Detect the default branch:

  gh repo view --json defaultBranchRef -q '.defaultBranchRef.name'
  

• Display existing commits with git log origin/<default>..HEAD --oneline

2. Identify Target Commit

Determine the fixup target automatically based on the branch state: