golang-golang-x-net-dev fails import: AssertionError source pkg version != changelog version

Wed, 02 Nov 2016 14:54:08 +0000: usd-import --verbose --lp-owner=usd-import-team --directory=golang-golang-x-net-dev --no-push golang-golang-x-net-dev
11/02/2016 14:54:15 - INFO:Ubuntu Server Team importer v1.0-rc2
11/02/2016 14:54:15 - INFO:Cloning git://git.launchpad.net/~usd-import-team/ubuntu/+source/golang-golang-x-net-dev at /importer/work.d/golang-golang-x-net-dev
11/02/2016 14:54:15 - DEBUG:Executing: git fetch -q git://git.launchpad.net/~usd-import-team/ubuntu/+source/golang-golang-x-net-dev "+refs/heads/*:refs/heads/importer/*"
11/02/2016 14:54:16 - INFO:Command exited 128: git fetch -q git://git.launchpad.net/~usd-import-team/ubuntu/+source/golang-golang-x-net-dev "+refs/heads/*:refs/heads/importer/*"
11/02/2016 14:54:16 - DEBUG:stdout:
11/02/2016 14:54:16 - DEBUG:stderr: fatal: remote error: Repository '~usd-import-team/ubuntu/+source/golang-golang-x-net-dev' not found.
11/02/2016 14:54:16 - WARNING:No objects found in remote git://git.launchpad.net/~usd-import-team/ubuntu/+source/golang-golang-x-net-dev
11/02/2016 14:54:17 - DEBUG:Executing: sh -c "git show 110af73b4be8be78cae204d8735a41776ddaba9b:debian/changelog | dpkg-parsechangelog -l- -n1 -SVersion"
11/02/2016 14:54:18 - DEBUG:Executing: sh -c "git show 110af73b4be8be78cae204d8735a41776ddaba9b:debian/changelog | dpkg-parsechangelog -l- -n1 -o1 -SVersion"
11/02/2016 14:54:19 - DEBUG:Cache hit on (<usd.GitRepository.USDGitRepository object at 0x7f1176ba08d0>, '110af73b4be8be78cae204d8735a41776ddaba9b', <ChangelogField.version: 1>, []) {} = 0.0+git20151007.b846920+dfsg-1..
11/02/2016 14:54:19 - DEBUG:Cache hit on (<usd.GitRepository.USDGitRepository object at 0x7f1176ba08d0>, '110af73b4be8be78cae204d8735a41776ddaba9b', <ChangelogField.previous_version: 2>, []) {} = 0.0+git20150817.66f0418-1..
11/02/2016 14:54:19 - INFO:Last imported debian/sid version is 0.0+git20151007.b846920+dfsg-1
11/02/2016 14:54:19 - INFO:Last imported debian/stretch version is 0.0+git20151007.b846920+dfsg-1
11/02/2016 14:54:52 - DEBUG:Executing: git checkout --orphan master
11/02/2016 14:54:52 - DEBUG:Executing: git reset --hard
11/02/2016 14:54:52 - DEBUG:Executing: git clean -f -d
11/02/2016 14:54:52 - DEBUG:Executing: git dsc-commit --tree-only ./golang-golang-x-net-dev_0.0+git20150817.66f0418-1.dsc
11/02/2016 14:54:54 - INFO:Imported version 1:0.0+git20150817.66f0418-1 as tree 5f3c25081ac7cacfb2317c40214011bb82caf58c
11/02/2016 14:54:54 - DEBUG:Executing: sh -c "git show 5f3c25081ac7cacfb2317c40214011bb82caf58c:debian/changelog | dpkg-parsechangelog -l- -n1 -SVersion"
11/02/2016 14:54:55 - DEBUG:Executing: sh -c "git show 5f3c25081ac7cacfb2317c40214011bb82caf58c:debian/changelog | dpkg-parsechangelog -l- -n1 -o1 -SVersion"
11/02/2016 14:54:55 - INFO:Found changelog version 0.0+git20150817.66f0418-1, previous version 0.0+git20150226.3d87fd6-3 in newly imported tree
Importing 1:0.0+git20150817.66f0418-1 to debian/sid
Traceback (most recent call last):
  File "/importer/usd-importer/usd-import", line 8, in <module>
    usd.importer.main()
  File "/importer/usd-importer/usd/importer.py", line 285, in main
    [x for x in patch_overrides if x['distribution'] == distname]
  File "/importer/usd-importer/usd/GitRepository.py", line 696, in import_spi
    spi.version, changelog_version))
AssertionError: source pkg version: 1:0.0+git20150817.66f0418-1 != changelog version: 0.0+git20150817.66f0418-1
Leaving /importer/work.d/golang-golang-x-net-dev as directed
Wed, 02 Nov 2016 14:54:57 +0000: exited 1