The Exalate app includes Issue Sync status tab in the admin panel.
This tab is available in Exalate app for GitHub, Zendesk and Servicenow.
You can check the synchronization status of an issue under this tab.
Specify the issue id to get detailed information about a particular issue.
Exalate app for GitHub requires to select a repository from the drop-down and then input the issue ID to get the sync information about the issue.
This is how the search result looks in case the issue is not synchornized yet. You can start the synchronization directly from here.
In case the issue is already under synchronization you will see the issue status and the remote issue link in case it's available.
Also, you can check the local and remote replicas from here.