Console Output

22:32:17 The recommended git tool is: git
22:32:17 using credential docker-jenkins-github-credentials
22:32:17 Cloning the remote Git repository
22:32:17 Cloning with configured refspecs honoured and without tags
22:32:18 Fetching without tags
Cloning repository https://github.com/docker/docker-py.git
 > git init /home/ubuntu/workspace/docker-py_PR-2815 # timeout=10
Fetching upstream changes from https://github.com/docker/docker-py.git
 > git --version # timeout=10
 > git --version # 'git version 2.25.1'
using GIT_ASKPASS to set credentials docker-jenkins GitHub credentials
 > git fetch --no-tags --force --progress -- https://github.com/docker/docker-py.git +refs/pull/2815/head:refs/remotes/origin/PR-2815 +refs/heads/master:refs/remotes/origin/master # timeout=10
 > git config remote.origin.url https://github.com/docker/docker-py.git # timeout=10
 > git config --add remote.origin.fetch +refs/pull/2815/head:refs/remotes/origin/PR-2815 # timeout=10
 > git config --add remote.origin.fetch +refs/heads/master:refs/remotes/origin/master # timeout=10
 > git config remote.origin.url https://github.com/docker/docker-py.git # timeout=10
Fetching upstream changes from https://github.com/docker/docker-py.git
using GIT_ASKPASS to set credentials docker-jenkins GitHub credentials
 > git fetch --no-tags --force --progress -- https://github.com/docker/docker-py.git +refs/pull/2815/head:refs/remotes/origin/PR-2815 +refs/heads/master:refs/remotes/origin/master # timeout=10
22:32:18 Merging remotes/origin/master commit 96c12726fdb9b24e985b4de74d5c82145ccd8185 into PR head commit ded39ca93c27bdbd8c835e3bd9b593e561b1c47d
22:32:18 Merge succeeded, producing ded39ca93c27bdbd8c835e3bd9b593e561b1c47d
22:32:18 Checking out Revision ded39ca93c27bdbd8c835e3bd9b593e561b1c47d (PR-2815)
22:32:18 Commit message: "Add context manager to the client API"
 > git config core.sparsecheckout # timeout=10
 > git checkout -f ded39ca93c27bdbd8c835e3bd9b593e561b1c47d # timeout=10
 > git remote # timeout=10
 > git config --get remote.origin.url # timeout=10
using GIT_ASKPASS to set credentials docker-jenkins GitHub credentials
 > git merge 96c12726fdb9b24e985b4de74d5c82145ccd8185 # timeout=10
 > git rev-parse HEAD^{commit} # timeout=10
 > git config core.sparsecheckout # timeout=10
 > git checkout -f ded39ca93c27bdbd8c835e3bd9b593e561b1c47d # timeout=10
 > git --version # timeout=10
 > git --version # 'git version 2.25.1'
fatal: bad object 5d8b74fd03a1c7cc00e1c1f32d100ed97a17f4f0