### Eclipse Workspace Patch 1.0
#P org.eclipse.mylyn.bugzilla.core
diff --git org.eclipse.mylyn.tasks/org.eclipse.mylyn.bugzilla.core/src/org/eclipse/mylyn/internal/bugzilla/core/BugzillaTaskDataHandler.java org.eclipse.mylyn.tasks/org.eclipse.mylyn.bugzilla.core/src/org/eclipse/mylyn/internal/bugzilla/core/BugzillaTaskDataHandler.java
index b50cca6..dac242e 100644
--- org.eclipse.mylyn.tasks/org.eclipse.mylyn.bugzilla.core/src/org/eclipse/mylyn/internal/bugzilla/core/BugzillaTaskDataHandler.java
+++ org.eclipse.mylyn.tasks/org.eclipse.mylyn.bugzilla.core/src/org/eclipse/mylyn/internal/bugzilla/core/BugzillaTaskDataHandler.java
@@ -402,6 +402,9 @@
 				version.migrate(taskRepository, taskData, connector);
 			}
 		}
+
+		// hack for RH bugzilla listing cf_clone_of as editable, but not granting write privileges to anyone
+		taskData.getRoot().removeAttribute("cf_clone_of"); //$NON-NLS-1$
 	}
 
 	@Override