[Type] and [Options] are optional for disk devices. To reduce unnecessary writings to SSD devices the noatime option is recommended.
/etc/systemd/system/data-build.mount
[Unit]
Description=Mount build partition
[Mount]
What=/dev/disk/by-uuid/899b1bc4-219c-4b92-8539-0aa118d9780a
Where=/data/build
#Type=
#Options=
[Install]
WantedBy=multi-user.target
cat /etc/systemd/system/data-build.automount
[Unit]
Description=Automount build partition
ConditionPathExists=/data/build
[Automount]
Where=/data/build
TimeoutIdleSec=10
[Install]
WantedBy=multi-user.target