Step 1: Open Eclipse IDE and Navigate to Windows->Preference.
Step 2: Search for ‘WebSphere Registry and Repository’
Step 3: Click the ‘Add’ button to add the location of WSRR Server. Specify an Alias Name and the IP address and port number of the WSRR Server.
Step 4: If security is enabled on WSRR select protocol as https:// and enter username and password. Default password of keystore and trust store is: WebAS
Step 5: Click Test Connection and make sure it is successful.
Thys Michels Blog 
Is there a way to share this WSRR location? I’m trying to install RSA 8.0.4 and install the WSRR v6.2 plugin and then deploy a pre configured WSRR location. I believe these settings are saved to an XML file.