Using Docker executor with image buildstream/testsuite-fedora:27-master-117-aa3a33b3 ...
Pulling docker image buildstream/testsuite-fedora:27-master-117-aa3a33b3 ...
Using docker image sha256:729a46e378953af67527e73540d7efed7339fe0495636786bf965adeb51582c4 for buildstream/testsuite-fedora:27-master-117-aa3a33b3 ...
section_start:1539795000:prepare_script
Running on runner-a334e492-project-1975139-concurrent-0 via runner-a334e492-gitlab-runner-autoscale-1539793637-5b8e7264...
section_end:1539795002:prepare_script
section_start:1539795002:get_sources
Cloning repository...
Cloning into '/builds/BuildStream/buildstream'...
Checking out 32992104 as jjardon/use_freedesktop-sdk_18_08...
fatal: reference is not a tree: 32992104fadbf12f0a25c8104252166509b28f2a
section_end:1539795007:get_sources
section_start:1539795007:upload_artifacts_on_failure
section_end:1539795009:upload_artifacts_on_failure
ERROR: Job failed: exit code 1