StaticSyncSource
The UserFieldMappingSyncSource
can be used to add static properties or claims to the sync process:
<StaticSyncSource name="Static">
<Property name="test1">helloworld</Property>
<Property name="test2">helloworld2</Property>
<Claims>
<Claim type="http://schemas.xmlsoap.org/ws/2005/05/identity/claims/test">VALUE!</Claim>
</Claims>
</StaticSyncSource>