[Unit]
Description=Synchronize time using ntpd
ConditionPathExists=/etc/initrd-release
DefaultDependencies=no
After=initrd-network.service
Requires=initrd-network.service

[Service]
ExecStart=/usr/bin/ntpd -gq

[Install]
WantedBy=sysinit.target

[X-SystemdTool]
InitrdBinary=/usr/bin/ntpd
InitrdPath=/etc/ntp.conf