Gentoo amd64: Cannot install fzf-tmux on Linux

[mazgi]

#>>> uname --kernel-name --kernel-release --kernel-version --machine --processor --hardware-platform --operating-system
Linux 4.14.83-gentoo #1 SMP Tue Jan 1 02:37:19 -00 2019 x86_64 Intel(R) Core(TM) i7-2635QM CPU @ 2.00GHz GenuineIntel GNU/Linux
#>>> go-to-repository
go-to-repository:33: command not found: fzf-tmux

[mazgi]

https://github.com/junegunn/fzf#using-git