diff -r 8cd5d49dfaa2 -r 735961d9596e etc/systemd/vcs-backup-web-hg.service
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/etc/systemd/vcs-backup-web-hg.service	Wed Apr 24 17:29:04 2019 +0200
@@ -0,0 +1,11 @@
+[Unit]
+Description = Mercurial
+After = syslog.target network.target
+
+[Service]
+User=vcs-backup
+ExecStart = /usr/bin/hg serve --web-conf /mnt/data/etc/hg-serve.cfg --address 127.0.0.1 --port 16169
+SuccessExitStatus = 255
+
+[Install]
+WantedBy = multi-user.target