Do not git clone two times

2 jobs for master in 8 minutes and 30 seconds
Status Job ID Name Coverage
  Deploy
passed #2923
google

00:00:13

failed #2922
standalone

00:08:30

 
Name Stage Failure
failed
standalone Deploy There is an unknown failure, please try again
Wed Jun 14 14:09:03 UTC 2017 : === Building wheel
usage: setup.py [global_opts] cmd1 [cmd1_opts] [cmd2 [cmd2_opts] ...]
or: setup.py --help [cmd1 cmd2 ...]
or: setup.py --help-commands
or: setup.py cmd --help

error: invalid command 'bdist_wheel'
The command '/bin/sh -c tensorflow/tools/ci_build/builds/configured CPU bazel build -c opt --cxxopt="-D_GLIBCXX_USE_CXX11_ABI=0" tensorflow/tools/pip_package:build_pip_package && bazel-bin/tensorflow/tools/pip_package/build_pip_package /tmp/pip && pip --no-cache-dir install --upgrade /tmp/pip/tensorflow-*.whl && rm -rf /tmp/pip && rm -rf /root/.cache' returned a non-zero code: 1
ERROR: Job failed: exit code 1