Only scan for GitLab’s external issue tracker format

gl-rt-bridge.rb

@@ -8,7 +8,7 @@ require 'sinatra/config_file'
 
 config_file 'config.yml'
 
-rx = /#{settings.issue_tag}[ -]?#(\d+)/
+rx = /#{settings.issue_tag}-(\d+)/
 
 rt = RT_Client.new(server: settings.rt[:server],
                    user: settings.rt[:user],