3 # expects a filter file of syntax like filter-index
6 git filter-branch --remap-to-ancestor --prune-empty --index-filter '
7 xargs -0r git filter-index < "$filterfile"
9 git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 -r git update-ref -d || true
10 git reflog expire --expire=now --all
11 git gc --prune=now --aggressive