Console Output

12:36:06 The recommended git tool is: git
12:36:08 using credential docker-jenkins-github-credentials
12:36:08 Cloning the remote Git repository
12:36:08 Cloning with configured refspecs honoured and without tags
Cloning repository https://github.com/docker/docker-py.git
 > git init /home/ubuntu/workspace/docker-py_PR-2873 # 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/2873/head:refs/remotes/origin/PR-2873 +refs/heads/master:refs/remotes/origin/master # timeout=10
12:36:10 Fetching without tags
12:36:10 Merging remotes/origin/master commit a9748a8b702a3c75b46ba8c8d0490e4b8ec5ab04 into PR head commit 19d6cd8a015f1484e147a0bb9d0b4684c2a6aaac
12:36:11 Merge succeeded, producing 19d6cd8a015f1484e147a0bb9d0b4684c2a6aaac
12:36:11 Checking out Revision 19d6cd8a015f1484e147a0bb9d0b4684c2a6aaac (PR-2873)
 > git config remote.origin.url https://github.com/docker/docker-py.git # timeout=10
 > git config --add remote.origin.fetch +refs/pull/2873/head:refs/remotes/origin/PR-2873 # 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/2873/head:refs/remotes/origin/PR-2873 +refs/heads/master:refs/remotes/origin/master # timeout=10
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 19d6cd8a015f1484e147a0bb9d0b4684c2a6aaac # 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 a9748a8b702a3c75b46ba8c8d0490e4b8ec5ab04 # timeout=10
 > git rev-parse HEAD^{commit} # timeout=10
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 19d6cd8a015f1484e147a0bb9d0b4684c2a6aaac # timeout=10
12:36:14 Commit message: "Bump requests => 2.26.0"
12:36:14 First time build. Skipping changelog.
 > git --version # timeout=10
 > git --version # 'git version 2.25.1'
fatal: bad object 5d8b74fd03a1c7cc00e1c1f32d100ed97a17f4f0