gitのメールアドレスをががっと変更する。

change-git-author-email-all.sh

#!/bin/sh

for repo in $(find `pwd` -type d -name '.git'); do
  cd $repo
  cd ../
  pwd
  git filter-branch --commit-filter '
        if [ "$GIT_AUTHOR_EMAIL" = "hoge@hoge.com" ];
        then
                GIT_AUTHOR_NAME="foo";
                GIT_AUTHOR_EMAIL="foo@foo.com";
                git commit-tree "$@";
        else
                git commit-tree "$@";
        fi' HEAD
done