How do I see a list of Git-created reviews?

You can view all reviews that were initiated in Git. First, you need to fetch any review branches that may exist:

$ git fetch --prune origin

Then you can list all branches, which includes any review branches, for the current Git Fusion repo:

$ git branch -a
task1		
* master		
remotes/origin/task1		
remotes/origin/master		
remotes/origin/review/task1/1234
remotes/origin/review/task1/1244
remotes/origin/review/task1/1347
remotes/origin/review/master/1235
remotes/origin/review/master/1236
remotes/origin/review/master/1358
Note

Git users cannot see Swarm reviews initiated in Helix Server.

For more information on Git Fusion, see the Git Fusion Guide.