The ebuild listed in summary uses a live eclass to fetch sources, and is not masked. Please update it to use a fetchable snapshot instead. Rationale is available in tracker bug #585712.
commit f1436323af733e30ca819cfe93b39fdb3f95330b Author: Amy Winston <amynka@gentoo.org> AuthorDate: Fri Jun 24 16:04:57 2016 Commit: Amy Winston <amynka@gentoo.org> CommitDate: Fri Jun 24 16:07:45 2016 app-misc/grabcartoons: remove git-r3 eclass, eapi bump Package-Manager: portage-2.2.28