Console Output

10:39:58 The recommended git tool is: git
10:40:01 using credential docker-jenkins-github-credentials
10:40:01 Cloning the remote Git repository
10:40:01 Cloning with configured refspecs honoured and without tags
Cloning repository https://github.com/docker/docker-ce-packaging.git
 > git init /home/ubuntu/workspace/docker-ce-packaging_PR-680 # timeout=10
Fetching upstream changes from https://github.com/docker/docker-ce-packaging.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-ce-packaging.git +refs/pull/680/head:refs/remotes/origin/PR-680 +refs/heads/20.10:refs/remotes/origin/20.10 # timeout=10
10:40:02 Fetching without tags
10:40:03 Merging remotes/origin/20.10 commit c79154cd3fae318009cfb0bec3d5a3962d681b9b into PR head commit 07b7b4809057d2fa7b2f72af27d35fc1bf4d7f75
10:40:03 Merge succeeded, producing 07b7b4809057d2fa7b2f72af27d35fc1bf4d7f75
10:40:03 Checking out Revision 07b7b4809057d2fa7b2f72af27d35fc1bf4d7f75 (PR-680)
 > git config remote.origin.url https://github.com/docker/docker-ce-packaging.git # timeout=10
 > git config --add remote.origin.fetch +refs/pull/680/head:refs/remotes/origin/PR-680 # timeout=10
 > git config --add remote.origin.fetch +refs/heads/20.10:refs/remotes/origin/20.10 # timeout=10
 > git config remote.origin.url https://github.com/docker/docker-ce-packaging.git # timeout=10
Fetching upstream changes from https://github.com/docker/docker-ce-packaging.git
using GIT_ASKPASS to set credentials docker-jenkins GitHub credentials
 > git fetch --no-tags --force --progress -- https://github.com/docker/docker-ce-packaging.git +refs/pull/680/head:refs/remotes/origin/PR-680 +refs/heads/20.10:refs/remotes/origin/20.10 # timeout=10
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 07b7b4809057d2fa7b2f72af27d35fc1bf4d7f75 # 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 c79154cd3fae318009cfb0bec3d5a3962d681b9b # timeout=10
 > git rev-parse HEAD^{commit} # timeout=10
 > git config core.sparsecheckout # timeout=10
 > git checkout -f 07b7b4809057d2fa7b2f72af27d35fc1bf4d7f75 # timeout=10
10:40:06 Commit message: "[20.10] makefile: update default go version to 1.17.9"
 > git --version # timeout=10
 > git --version # 'git version 2.25.1'
fatal: bad object 5d8b74fd03a1c7cc00e1c1f32d100ed97a17f4f0