Use toplevel and load a repository dump.
All should be fine.
cf. README.md adaptations which demonstrates such use case ;)
```
$ python3
>>> repo = '0-512-md'
>>> archive_name = '%s-repo.svndump.gz' % repo
>>> archive_path = '/home/storage/svn/dumps/%s' % archive_name
>>> origin_url = 'http://%s.googlecode.com' % repo
>>> svn_url = 'file://%s' % repo
>>>
>>> import logging
>>> logging.basicConfig(level=logging.DEBUG)
>>>
>>> from swh.loader.svn.tasks import MountAndLoadSvnRepository
>>>
>>> t = MountAndLoadSvnRepository()
>>> t.run(archive_path=archive_path,
... origin_url=origin_url,
... visit_date='2016-05-03T15:16:32+00:00',
... start_from_scratch=True)
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Creating svn origin for http://0-512-md.googlecode.com
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Done creating svn origin for http://0-512-md.googlecode.com
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Creating origin_visit for origin 152084 at time 2016-05-03T15:16:32+00:00
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Done Creating origin_visit for origin 152084 at time 2016-05-03T15:16:32+00:00
INFO:swh.scheduler.task.MountAndLoadSvnRepository:Archive to mount and load /home/storage/svn/dumps/0-512-md-repo.svndump.gz
INFO:swh.scheduler.task.MountAndLoadSvnRepository:Processing revisions [1-7] for {'swh-origin': 152084, 'remote_url': 'file:///tmp/swh.loader.svn.i64lzqlk-1721/dumps', 'local_url': b'/tmp/swh.loader.svn.mtmtstvm-1721/dumps', 'uuid': b'ec87962a-a51e-4ed8-98a0-4cb3e98efb5c'}
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:rev: 1, swhrev: 5a91adb1960e0a22e93791ec424ce499758ab341, dir: a9d1fb73fb683bfa494d1fe569136e0b4d644178
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Checking hash computations on revision 1...
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721/check-revision-1._2lz2vsz
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:rev: 2, swhrev: 8b226ab66df5fa515f73ea27ad4a5ed302fbaeb7, dir: ca600fef50d94d6c007fb578f74c30a4ac67ff5b
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Checking hash computations on revision 2...
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721/check-revision-2.rpd6r57p
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:rev: 3, swhrev: 408e8d85998348e93785d18084d0c86612dded61, dir: 68314eeabe4bc0344677c6cc531309fc08505c3c
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Checking hash computations on revision 3...
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721/check-revision-3.qj6eebkt
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:rev: 4, swhrev: 3ae5713da1b985873909df985227927c1e5b6ad3, dir: af4a87d85895a9c97fdb46a2fa937da4b5ed593a
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Checking hash computations on revision 4...
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721/check-revision-4.e065iufe
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:rev: 5, swhrev: b72db23b204e580e15c0ae7cf12fa4c66bddc5f6, dir: 2f3c4b5232fad459fe8a96ffb619da06b1c7bb59
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Checking hash computations on revision 5...
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721/check-revision-5._fvzvhc_
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:rev: 6, swhrev: 09183576e2e25e292290ed639bd637cd7414f175, dir: 6eb431da5ba5529f8aa6e900901adcc4206b45a8
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Checking hash computations on revision 6...
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721/check-revision-6.3znrs8_p
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:rev: 7, swhrev: e43f72e12c88abece79a87b8c9ad232e1b773d18, dir: a645db83f2e17629038ee029eac3d0ca9ae70262
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Checking hash computations on revision 7...
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721/check-revision-7.mrjbob0s
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:snapshot: {'id': b'\xa1\xa2\x8c\n\xb3\x87\xa8\xf9\xe0a\x8c\xb7\x05\xea\xb8\x1f\xc4H\xf4s', 'branches': {b'master': {'target': b'\xe4?r\xe1,\x88\xab\xec\xe7\x9a\x87\xb8\xc9\xad#.\x1bw=\x18', 'target_type': 'revision'}}}
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Sending 288 contents
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Done sending 288 contents
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Sending 34 directories
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Done sending 34 directories
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Sending 7 revisions
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Done sending 7 revisions
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Updating origin_visit for origin 152084 with status full
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Done updating origin_visit for origin 152084 with status full
DEBUG:root:cleanup /tmp/swh.loader.svn.mtmtstvm-1721
DEBUG:swh.scheduler.task.MountAndLoadSvnRepository:Clean up temporary directory dump /tmp/swh.loader.svn.i64lzqlk-1721 for project dumps
DEBUG:amqp:Start from server, version: 0.9, properties: {'capabilities': {'publisher_confirms': True, 'exchange_exchange_bindings': True, 'basic.nack': True, 'consumer_cancel_notify': True, 'connection.blocked': True, 'consumer_priorities': True, 'authentication_failure_close': True, 'per_consumer_qos': True, 'direct_reply_to': True}, 'cluster_name': 'rabbit@bespin', 'copyright': 'Copyright (C) 2007-2017 Pivotal Software, Inc.', 'information': 'Licensed under the MPL. See http://www.rabbitmq.com/', 'platform': 'Erlang/OTP', 'product': 'RabbitMQ', 'version': '3.6.10'}, mechanisms: [b'PLAIN', b'AMQPLAIN'], locales: ['en_US']
DEBUG:amqp:using channel_id: 1
DEBUG:amqp:Channel open
{'status': 'eventful'}
>>>