{'description': {'en': 'Developer overlay'},
 'feed': ['https://cgit.gentoo.org/repo/dev/ulm.git/atom/'],
 'homepage': 'https://cgit.gentoo.org/repo/dev/ulm.git/',
 'name': 'ulm',
 'owner': [{'email': 'ulm@gentoo.org',
            'name': 'Ulrich Müller',
            'type': 'person'}],
 'quality': 'experimental',
 'source': [{'type': 'git',
             'uri': 'https://anongit.gentoo.org/git/repo/dev/ulm.git'},
            {'type': 'git', 'uri': 'git://anongit.gentoo.org/repo/dev/ulm.git'},
            {'type': 'git',
             'uri': 'git+ssh://git@git.gentoo.org/repo/dev/ulm.git'}],
 'status': 'official'}
pkgcore 0.12.28

$ pmaint --config /var/lib/repo-mirror-ci/data-sync/etc/portage sync ulm
*** syncing ulm
error: RPC failed; curl 35 Recv failure: Connection reset by peer
fatal: expected flush after ref listing
!!! failed syncing ulm
 * Sync failed with 1
 * Will try to re-create
$ pmaint --config /var/lib/repo-mirror-ci/data-sync/etc/portage sync ulm
WARNING:pkgcore:seden repo at '/var/lib/repo-mirror-ci/sync/seden', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
WARNING:pkgcore:ago repo at '/var/lib/repo-mirror-ci/sync/ago', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
WARNING:pkgcore:gerislay repo at '/var/lib/repo-mirror-ci/sync/gerislay', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
WARNING:pkgcore:musl repo at '/var/lib/repo-mirror-ci/sync/musl', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
WARNING:pkgcore:dilfridge repo at '/var/lib/repo-mirror-ci/sync/dilfridge', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
WARNING:pkgcore:maekke repo at '/var/lib/repo-mirror-ci/sync/maekke', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
WARNING:pkgcore:seden repo at '/var/lib/repo-mirror-ci/sync/seden', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
WARNING:pkgcore:ago repo at '/var/lib/repo-mirror-ci/sync/ago', doesn't specify masters in metadata/layout.conf. Please explicitly set masters (use "masters =" if the repo is standalone).
*** syncing ulm
Cloning into '/var/lib/repo-mirror-ci/sync/ulm'...
fatal: unable to access 'https://anongit.gentoo.org/git/repo/dev/ulm.git/': Recv failure: Connection reset by peer
!!! failed syncing ulm
 * Sync failed again with 1, removing