Get a Debian Jessie Beaglebone to mount an NFS share...

nfs_add_automount.sh

#!/bin/bash 

usage="$(basename "$0") [-h] mountpoint nfs_server:directory"

while getopts ":h" opt; do
  case $opt in
    h)
      echo $usage >&2
      exit 1
      ;;
    \?)
      echo "Invalid option: -$OPTARG" >&2
      exit 1
      ;;
  esac
done

if [ $# != 2 ] ; then
    echo "illegal number of arguments"
    exit 1
fi

FILE="/etc/apt/sources.list.d/testing.list"
if [ ! -f $FILE ] ; then
/bin/cat <<EOF >$FILE
deb http://httpredir.debian.org/debian/ testing main contrib non-free
EOF

FILE="/etc/apt/preferences.d/testing.pref"
/bin/cat <<EOF >$FILE
Package: *
Pin: release a=testing
Pin-Priority: 75
EOF

apt-get update
apt-get -y -t testing install rpcbind
apt-get -y install nfs-common autofs
fi

mkdir -p $1
/bin/cat <<EOF >>/etc/fstab
$2 $1 nfs noauto,x-systemd.automount,x-systemd.device-timeout=10,timeo=14,x-systemd.idle-timeout=1min 0 0
EOF

mount $1