joe@Josephs-MacBook-Pro ~/gentoo $ emerge -pqv '=app-arch/tar-1.28::gentoo_prefix'
[ebuild   R   ] app-arch/tar-1.28  USE="nls (-acl) -minimal (-selinux) -static -xattr" 

 * IMPORTANT: 7 news items need reading for repository 'gentoo_prefix'.
 * Use eselect news to read news items.