sshfs

$ sudo apt-get install sshfs

If command

$ cat /etc/group | grep 'fuse'

shows nothing, then run

$ sudo groupadd fuse
$ sudo usermod -a -G fuse $USER

Restart the machine.

Mount/unmount:

$ sshfs -o idmap=user $USER@remote_host:/ /some/local/path/remote_host
$ fusermount -u /some/local/path/remote_host