go get で "module declares its path as" のようなエラー

$ go get github.com/motemen/ghq
go get: github.com/motemen/ghq@v1.0.3 updating to
    github.com/motemen/ghq@v1.1.6: parsing go.mod:
    module declares its path as: github.com/x-motemen/ghq
            but was required as: github.com/motemen/ghq

$ go get github.com/x-motemen/ghq