...
cd
fusermount -u ~/nfs # For CentOS 7
umount ~/nfs # For MacOS
...
Additional Notes:
- For RHEL 6 and CentOS 6, you may need to add your username to the local fuse group in the /etc/group file, or else use sudo with the sshfs command.
- If you use SSHFS to mount remote SLAC AFS space, be aware that the AFS token you get during authentication lasts for 25 hours.