Imports github.com/google/slothfs/gitiles gopkg.in/src-d/go-git.v4 gopkg.in/src-d/go-git.v4/plumbing gopkg.in/src-d/go-git.v4/plumbing/filemode gopkg.in/src-d/go-git.v4/plumbing/object Standard library imports bytes encoding/hex encoding/json fmt io io/ioutil log net net/url os os/exec path path/filepath strings sync time