uploading the devdocs is broken #8875
Description
It looks like the git checkout --orphan gh-pages is resulting in
Uploading documentation
Agent pid 17826
Identity added: ci/travis/matplotlibDeployKey (ci/travis/matplotlibDeployKey)
Cloning into 'devdocs'...
Warning: Permanently added the RSA host key for IP address '192.30.253.113' to the list of known hosts.
fatal: A branch named 'gh-pages' already exists.
HEAD is now at 1df21f0 Docs build of 80a09cca825bf4997d16d5fc262d88ea224710d1
[gh-pages 8c07238] Docs build of d5261057aff46632d6690ca9aba2eb777a83c235
<snip logs>
Warning: Permanently added the RSA host key for IP address '192.30.253.112' to the list of known hosts.
To github.com:matplotlib/devdocs.git
+ 4f3f060...8c07238 gh-pages -> gh-pages (forced update)
Branch gh-pages set up to track remote branch gh-pages from origin.
travis_time:end:07ae6fae:start=1499960749693811581,finish=1499960766082640488,duration=16388828907
�[0Ktravis_fold:end:after_success.2
�[0K
Done. Your build exited with 0.
No output has been received in the last 10m0s, this potentially indicates a stalled build or something wrong with the build itself.
Check the details on how to adjust your build configuration on: https://docs.travis-ci.com/user/common-build-problems/#Build-times-out-because-no-output-was-received
The build has been terminated