{'description': {'en': 'experimental gnome ebuilds'},
 'feed': ['https://cgit.gentoo.org/proj/gnome.git/atom/'],
 'homepage': 'https://cgit.gentoo.org/proj/gnome.git/',
 'name': 'gnome',
 'owner': [{'email': 'gnome@gentoo.org',
            'name': 'GNOME team',
            'type': 'project'}],
 'quality': 'experimental',
 'source': [{'type': 'git',
             'uri': 'https://anongit.gentoo.org/git/proj/gnome.git'},
            {'type': 'git', 'uri': 'git://anongit.gentoo.org/proj/gnome.git'},
            {'type': 'git',
             'uri': 'git+ssh://git@git.gentoo.org/proj/gnome.git'}],
 'status': 'official'}
pkgcore 0.12.16

$ pmaint --config /var/lib/repo-mirror-ci/data-sync/etc/portage sync gnome
ERROR:pkgcore:Cannot write cache for /var/cache/pkgcore/plugincache: [Errno 13] Permission denied: '/var/cache/pkgcore/.update.plugincache'. Try running pplugincache.
*** syncing gnome
Already up to date.
*** synced gnome
 * Sync succeeded
$ git log --format=%ci -1
$ git show -q --pretty=format:%G? HEAD
$ pmaint --config /var/lib/repo-mirror-ci/data/etc/portage regen --use-local-desc --pkg-desc-index -t 32 gnome
ERROR:pkgcore:Cannot write cache for /var/cache/pkgcore/plugincache: [Errno 13] Permission denied: '/var/cache/pkgcore/.update.plugincache'. Try running pplugincache.
 * Cache regenerated successfully