{'description': {'en': 'stuff'},
 'feed': ['https://github.com/istitov/stuff/commits/master.atom'],
 'homepage': 'https://github.com/istitov/stuff',
 'name': 'stuff',
 'owner': [{'email': 'iohann.s.titov@gmail.com', 'type': 'person'}],
 'quality': 'experimental',
 'source': [{'type': 'git', 'uri': 'https://github.com/istitov/stuff.git'}],
 'status': 'unofficial'}
pkgcore 0.12.1

$ pmaint --config /var/lib/repo-mirror-ci/data-sync/etc/portage sync stuff
WARNING:pkgcore:slonko repo at '/var/lib/repo-mirror-ci/sync/slonko', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
*** syncing stuff
Already up to date.
*** synced stuff
 * 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 stuff
 * app-portage/gcc-switcher-1.4.1: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * app-portage/portconf-9999-r1: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * app-text/maggot-dict-9999: failed sourcing ebuild: git-r3: EAPI 4 not supported, (git-r3.eclass, line  15:  called die)
 * dev-libs/blingbling-9999: failed sourcing ebuild: git-r3: EAPI 4 not supported, (git-r3.eclass, line  15:  called die)
 * dev-libs/libpww-9999: failed sourcing ebuild: git-r3: EAPI 4 not supported, (git-r3.eclass, line  15:  called die)
 * dev-libs/oocairo-9999: failed sourcing ebuild: git-r3: EAPI 4 not supported, (git-r3.eclass, line  15:  called die)
 * media-plugins/deadbeef-archreader-9999: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * media-plugins/deadbeef-fb-9999: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * media-plugins/deadbeef-gnome-9999: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * sys-apps/dkms-gentoo-19.2-r1: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * sys-apps/dkms-gentoo-20: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * sys-apps/dkms-gentoo-9999: failed sourcing ebuild: eutils: EAPI 4 not supported, (eutils.eclass, line  32:  called die)
 * Cache regen failed with 1