split-scrapyd.sh

#!/bin/bash
# GistID: 4693361
rm -rf scrapyd
git clone scrapy scrapyd
(
    cd scrapyd
    git remote rm origin
    echo 0.7 0.7-rc1 0.8 0.9 0.9-rc1 0.10-rc1 |xargs git tag -d
    git filter-branch \
        --prune-empty \
        --tag-name-filter cat \
        --index-filter '
          git ls-files -s \
        | sed "s-\t-&scrapyd/-" \
        | GIT_INDEX_FILE=$GIT_INDEX_FILE.new git update-index --index-info \
        && mv $GIT_INDEX_FILE.new $GIT_INDEX_FILE' \
        --subdirectory-filter scrapyd \
        -- --all

    du -sh .
    git reset --hard
    git for-each-ref --format="%(refname)" refs/original/ | xargs -n 1 git update-ref -d
    git reflog expire --expire=now --all
    git gc --aggressive --prune=now
    du -sh .
)