{'description': {'en': "Universebenzene's personal Gentoo overlay"},
 'feed': ['https://github.com/Universebenzene/benzene-overlay/commits/master.atom'],
 'homepage': 'https://github.com/Universebenzene/benzene-overlay',
 'name': 'benzene-overlay',
 'owner': [{'email': 'universebenzene@sina.com',
            'name': 'Universebenzene',
            'type': 'person'}],
 'quality': 'experimental',
 'source': [{'type': 'git',
             'uri': 'https://github.com/Universebenzene/benzene-overlay.git'},
            {'type': 'git',
             'uri': 'git+ssh://git@github.com/Universebenzene/benzene-overlay.git'}],
 'status': 'unofficial'}
pkgcore 0.12.16

$ pmaint --config /var/lib/repo-mirror-ci/data-sync/etc/portage sync benzene-overlay
ERROR:pkgcore:Cannot write cache for /var/cache/pkgcore/plugincache: [Errno 13] Permission denied: '/var/cache/pkgcore/.update.plugincache'. Try running pplugincache.
*** syncing benzene-overlay
From https://github.com/Universebenzene/benzene-overlay
   02ddb3e..106962b  master     -> origin/master
Updating 02ddb3e..106962b
Fast-forward
 dev-python/README.md                               |  2 +-
 dev-python/asdf/Manifest                           |  4 +-
 .../{asdf-2.12.0.ebuild => asdf-2.14.1.ebuild}     | 19 +++++---
 dev-python/asdf_unit_schemas/Manifest              |  3 ++
 .../asdf_unit_schemas-0.1.0.ebuild                 | 56 ++++++++++++++++++++++
 dev-python/asdf_unit_schemas/metadata.xml          | 20 ++++++++
 6 files changed, 95 insertions(+), 9 deletions(-)
 rename dev-python/asdf/{asdf-2.12.0.ebuild => asdf-2.14.1.ebuild} (75%)
 create mode 100644 dev-python/asdf_unit_schemas/Manifest
 create mode 100644 dev-python/asdf_unit_schemas/asdf_unit_schemas-0.1.0.ebuild
 create mode 100644 dev-python/asdf_unit_schemas/metadata.xml
*** synced benzene-overlay
 * 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 benzene-overlay
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