{'description': {'en': 'Guillaume Castagnino’s personal overlay.'},
 'homepage': 'https://gentoo.xwing.info',
 'name': 'xwing',
 'owner': [{'email': 'casta@xwing.info',
            'name': 'Guillaume Castagnino',
            'type': 'person'}],
 'quality': 'experimental',
 'source': [{'type': 'rsync',
             'uri': 'rsync://gentoo.xwing.info/xwing-overlay'}],
 'status': 'unofficial'}
pkgcore 0.12.1

$ pmaint --config /var/lib/repo-mirror-ci/data-sync/etc/portage sync xwing
WARNING:pkgcore:nymphos repo at '/var/lib/repo-mirror-ci/sync/nymphos', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
*** syncing xwing
This is xwing.info / alderaan.xwing.info

Contact Name   : webmaster@xwing.info


Number of files: 1 (reg: 1)
Number of created files: 0
Number of deleted files: 0
Number of regular files transferred: 1
Total file size: 32 bytes
Total transferred file size: 32 bytes
Literal data: 32 bytes
Matched data: 0 bytes
File list size: 48
File list generation time: 0.001 seconds
File list transfer time: 0.000 seconds
Total bytes sent: 85
Total bytes received: 134

sent 85 bytes  received 134 bytes  62.57 bytes/sec
total size is 32  speedup is 0.15
*** synced xwing
 * Sync succeeded
$ stat --format=%y .
$ pmaint --config /var/lib/repo-mirror-ci/data/etc/portage regen --use-local-desc --pkg-desc-index -t 32 xwing
 * Cache regenerated successfully