Imports gopkg.in/src-d/go-git.v4/utils/binary gopkg.in/src-d/go-git.v4/utils/ioutil gopkg.in/src-d/go-git.v4/plumbing/cache gopkg.in/src-d/go-git.v4/plumbing/format/idxfile gopkg.in/src-d/go-git.v4/plumbing gopkg.in/src-d/go-git.v4/plumbing/storer Standard library imports bufio bytes crypto/sha1 errors hash io io/ioutil sort sync compress/zlib hash/crc32 fmt