gistfile1.txt

//gitのコミットログの、AuthorやEmailを後で一括で書き換える方法
//OldNameにマッチする人を置換
git filter-branch --commit-filter '
        if [ "$GIT_COMMITTER_NAME" = "OldName" ];
        then
                GIT_COMMITTER_NAME="Yasushi Ichikawa";
                GIT_AUTHOR_NAME="Yasushi Ichikawa";
                GIT_COMMITTER_EMAIL="ichikaway@gmail.com";
                GIT_AUTHOR_EMAIL="ichikaway@gmail.com";
                git commit-tree "$@";
        else
                git commit-tree "$@";
        fi' HEAD


//全てのコミットログの名前を変換
git filter-branch --commit-filter '
    GIT_AUTHOR_NAME="Yasushi Ichikawa"
    GIT_AUTHOR_EMAIL="ichikaway@gmail.com"
    GIT_COMMITTER_NAME="Yasushi Ichikawa"
    GIT_COMMITTER_EMAIL="ichikaway@gmail.com"
    git commit-tree "$@"
' HEAD