Odd, thought I'd done this before

aims-desktop-2022.1-amd64.conf

+# Debmower conf file. This is sourced by the debmower script.
+# WARNING: This file is maintained in git, local untracked changes may be LOST!
+# Image Settings
+
+SYSTEM="debian"
+RELEASE="bullseye"
+NEGATE_PACKAGES="antiword- catdoc- cython-doc- docutils-doc- ecl-doc- gmp-doc- mercurial- sagetex-doc- sphinx-doc- texlive-fonts-extra-doc- texlive-latex-base-doc- texlive-latex-recommended-doc- texlive-latex-extra-doc- texlive-pictures-doc- texlive-pstricks-doc- texlive-publishers-doc- texlive-science-doc-"
+MAINMETA="aims-desktop esmtp grub-efi grub-efi-amd64 grub-pc-bin"
+LIVECD="aims-live live-boot live-config-systemd live-tools user-setup live-config"
+ARCH="amd64"
+KERNEL="linux-image-amd64 linux-headers-amd64"
+NAME="AIMS Desktop 2022.1-$(date +%Y%m%d)"
+ISOPATH="/home/debmower/iso/"
+ISONAME="aims-desktop-2022.1-aims-untested-amd64.iso"
+CACHEIMG="$RELEASE-aims-desktop-amd64"
+COMP="xz"
+#COMP="zstd"
+BLOCKSIZE="1048576"
+CACHEPACKAGES="apt-transport-https gnome xserver-xorg uuid-runtime gnome texlive chromium gimp openjdk-11-jre sagemath tmux vlc texlive-publishers-doc texlive-luatex dbus msmtp-mta"
+GENISOLINUX_STRUCTURE="no"
+UPDATE_INITRAMFS="yes"
+#POOL_PKGS="b43-fwcutter dkms efibootmgr fakeroot libfakeroot grub-efi grub-efi-amd64 grub-efi-amd64-bin grub-efi-amd64-signed lupin-support mouseemu secureboot-db setserial shim shim-signed oem-config oem-config-gtk oem-config-slideshow-ubuntu user-setup wvdial libuniconf4.6 libwvstreams4.6-base libwvstreams4.6-extras"
+POOL_PKGS="grub-efi efibootmgr grub-efi-amd64 grub-efi-amd64-bin aims-restricted-extras"
+TMPFS_SIZE=20G
+UPDATE_TEMPLATE="yes"
+ARCHIVES_BIND_MOUNT="aims-desktop-2022"
+DI_ISO="http://10.1.28.3/debian/debian-live-testing-amd64-standard.iso"
+ORIGIN="AIMS"
+LABEL="AIMS Desktop"
+VERSION="2022.1"
+SUITE="testing"
+DESCRIPTION="AIMS Desktop installation media"
+
+SOURCESLIST="
+# Note: These are the sources used during build time.\n
+# Final sources.list will vary.\n
+# Q: Why is non-free enabled during build?\n
+# A: This allows us to install non-free drivers that are otherwise unavailable.\n\n
+
+#Debian\n
+deb http://debian.mirror.ac.za/debian testing main contrib non-free\n
+#deb-src http://http.debian.net/debian buster main\n
+#deb http://debian.mirror.ac.za/debian buster-updates main contrib non-free\n
+#deb-src http://deb.debian.org/debian buster-updates main\n
+#deb http://debian.mirror.ac.za/debian buster-backports main contrib non-free\n
+#deb-src http://deb.debian.org/debian buster-updates main\n
+#deb http://security.debian.org/ buster/updates main\n
+#deb-src http://security.debian.org/ buster/updates main\n
+\n
+# AIMS Desktop\n
+deb [trusted=yes] http://ppa.aims.ac.za/aims-ppa buster main \n
+#deb-src http://ppa.aims.ac.za/aims-ppa stretch main restricted\n
+\n
+"
+
+# Debmower Options
+
+CHROOT="/var/cache/debmower/chroot"
+LOGPATH="/var/log/debmower/aims-desktop-2022.1-amd64.log"
+TEMPLATE="./aims-template/debian/"
+KEEP_IMAGEDIR="no"
+DEBIAN_FRONTEND="noninteractive"
+
+# README
+README="
+    _    ___ __  __ ____    ____            _    _
+   / \  |_ _|  \/  / ___|  |  _ \  ___  ___| | _| |_ ___  _ __
+  / _ \  | || |\/| \___ \  | | | |/ _ \/ __| |/ / __/ _ \| '_ \\
+ / ___ \ | || |  | |___) | | |_| |  __/\__ \   <| || (_) | |_) |
+/_/   \_\___|_|  |_|____/  |____/ \___||___/_|\_\\\\__\___/| .__/
+
+
+  Welcome to $LABEL $VERSION, built on $(date).
+  -------------------------------------------------------------------------
+
+  Before you start, we recommend reading the getting started
+  guide on https://desktop.aims.ac.za/
+
+  Before you dual-boot with Windows or Mac OS X, we recommend
+  that you do a filesystem check first, before installing. The
+  getting started guide contains more information on this subject."
+