after running "go get github.com/bigeagle/gohop",encounter error

[luckypoem]

hi.
root@VM:/go# go get github.com/bigeagle/gohop
package github.com/golang/snappy/snappy: cannot find package "github.com/golang/snappy/snappy" in any of:
/root/go/src/github.com/golang/snappy/snappy (from $GOROOT)
/root/go/src/github.com/golang/snappy/snappy (from $GOPATH)
root@VM:/go#

how to fix it?tks