/usr/share/live/build/hooks/normal/ is in open-infrastructure-system-build 20161101-lts2-2.
This file is owned by root:root, with mode 0o755.
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/usr/share/live/build/hooks/normal/0020-create-mtab-symlink.hook.chroot
/usr/share/live/build/hooks/normal/0030-enable-cryptsetup.hook.chroot
/usr/share/live/build/hooks/normal/0040-create-locales-files.hook.chroot
/usr/share/live/build/hooks/normal/0100-remove-adjtime-configuration.hook.chroot
/usr/share/live/build/hooks/normal/0110-remove-backup-files.hook.chroot
/usr/share/live/build/hooks/normal/0120-remove-dbus-machine-id.hook.chroot
/usr/share/live/build/hooks/normal/0130-remove-gnome-icon-cache.hook.chroot
/usr/share/live/build/hooks/normal/0140-remove-log-files.hook.chroot
/usr/share/live/build/hooks/normal/0150-remove-mdadm-configuration.hook.chroot
/usr/share/live/build/hooks/normal/0160-remove-openssh-server-host-keys.hook.chroot
/usr/share/live/build/hooks/normal/0170-remove-python-py.hook.chroot
/usr/share/live/build/hooks/normal/0180-remove-systemd-machine-id.hook.chroot
/usr/share/live/build/hooks/normal/0190-remove-temporary-files.hook.chroot
/usr/share/live/build/hooks/normal/0195-remove-ssl-cert-snakeoil.hook.chroot
/usr/share/live/build/hooks/normal/0200-remove-udev-persistent-cd-rules.hook.chroot
/usr/share/live/build/hooks/normal/0300-remove-udev-persistent-net-rules.hook.chroot
/usr/share/live/build/hooks/normal/0400-update-apt-file-cache.hook.chroot
/usr/share/live/build/hooks/normal/0410-update-apt-xapian-index.hook.chroot
/usr/share/live/build/hooks/normal/0420-update-glx-alternative.hook.chroot
/usr/share/live/build/hooks/normal/0430-update-mlocate-database.hook.chroot
/usr/share/live/build/hooks/normal/0440-update-nvidia-alternative.hook.chroot
/usr/share/live/build/hooks/normal/0910-remove-apt-sources-lists