- echo 'APT::Keep-Fds { "3"; "4"; };' > /root/etc/apt/apt.conf.d/00-early-debconf
- DEBIAN_FRONTEND=passthrough \
- DEBCONF_READFD=3 \
- DEBCONF_WRITEFD=4 \
- DEBCONF_DB_REPLACE=configdb \
- DEBCONF_DB_OVERRIDE='Pipe{infd:none outfd:none}' \
- sh -c "$RET"
- rm -f /root/etc/apt/apt.conf.d/00-early-debconf