Sample alternate Fedora container service (incomplete, X input fails)

fedora-nspawn.service

[Unit]
Description=Start the local Fedora installation in a container
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    boot.mount mnt-fedora.mount opt.mount
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Requires=mnt-fedora.mount
Wants=boot.mount opt.mount

[Service]
Delegate=yes
DevicePolicy=auto
KillMode=mixed
Slice=machine.slice
Type=notify
ExecStart=/usr/bin/systemd-nspawn \
    --capability=all \
    --directory=/mnt/fedora \
    --keep-unit \
    --link-journal=try-guest \
    --machine=fedora \
    --network-veth \
    --register=yes \
    --settings=override \
    --bind=/opt \
    --bind-ro=/boot:/boot/efi \
    --bind-ro=/etc/resolv.conf:/run/NetworkManager/resolv.conf \
    --bind-ro=/dev/null:/etc/fstab \
    --bind-ro=/lib/firmware \
    --bind-ro=/lib/modules \
    --bind=/etc/systemd/system/fedora-container.target:/usr/lib/systemd/system/getty.target \
    --bind=/etc/systemd/system/fedora-container.target.wants:/etc/systemd/system/getty.target.wants \
    --bind=/etc/systemd/system/fedora-container.target.wants/xdm.service:/usr/lib/systemd/system/xdm.service \
    --boot 3