CmdID / PowerShell / Cmdlets / Get
Get-DfsReplicationGroup
Retrieves a replication group. Windows Server PowerShell reference
From the Windows Server PowerShell reference 3 parameters Its page in the reference
Parameters
-DomainNameSpecifies the NetBIOS name or fully qualified domain name (FQDN) for the Active Directory Domain Service (AD DS) domain that contains a replication group.-GroupName, -RG, -RgNameSpecifies an array of names of replication groups.-IncludeSysvolIndicates that the cmdlet retrieves the special Domain System Volume replication group that domain controllers create.