Aqui está meu plist: (localizado em / Library / LaunchDaemons)
<?xml version="1.0" encoding="UTF-8"?>
<!DOCTYPE plist PUBLIC "-//Apple Computer//DTD PLIST 1.0//EN" "http://www.apple.com/DTDs/PropertyList-1.0.dtd">
<plist version="1.0">
<dict>
<key>Label</key>
<string>org.tigris.Subversion</string>
<key>ProgramArguments</key>
<array>
<string>/usr/bin/svnserve</string>
<string>--daemon</string>
<string>--root</string>
<string>/opt/srv/myreponame</string>
</array>
<key>RunAtLoad</key>
<true/>
<key>Disabled</key>
<false/>
<key>StandardErrorPath</key>
<string>/dev/null</string>
<key>UserName</key>
<string>root</string>
</dict>
</plist>
E aqui está a saída (e permissões):
-rw-r--r--@ 1 root wheel 604 Apr 23 2009 org.tigris.Subversion.plist