You can reproduce this build on your computer by running: sudo dnf install copr-rpmbuild /usr/bin/copr-rpmbuild --verbose --drop-resultdir --srpm --build-id 111602 Version: 0.68 PID: 2368 Logging PID: 2369 Task: {'appstream': True, 'background': False, 'build_id': 111602, 'chroot': None, 'package_name': None, 'project_dirname': 'IB_Robot-ROS_humble-release_2', 'project_name': 'IB_Robot-ROS_humble-release_2', 'project_owner': 'wanminghu', 'repos': [], 'sandbox': 'wanminghu/IB_Robot-ROS_humble-release_2--wanminghu', 'source_json': {'clone_url': 'https://atomgit.com/openeuler-embedded-ros2-humble/nonpersistent_voxel_layer.git', 'committish': 'master', 'spec': 'nonpersistent-voxel-layer.spec', 'srpm_build_method': 'rpkg', 'subdirectory': '', 'type': 'git'}, 'source_type': 8, 'submitter': 'wanminghu', 'task_id': '111602'} Running: git clone https://atomgit.com/openeuler-embedded-ros2-humble/nonpersistent_voxel_layer.git /var/lib/copr-rpmbuild/workspace/workdir-xfskkafh/nonpersistent_voxel_layer --depth 500 --no-single-branch --recursive cmd: ['git', 'clone', 'https://atomgit.com/openeuler-embedded-ros2-humble/nonpersistent_voxel_layer.git', '/var/lib/copr-rpmbuild/workspace/workdir-xfskkafh/nonpersistent_voxel_layer', '--depth', '500', '--no-single-branch', '--recursive'] cwd: . rc: 0 stdout: stderr: Cloning into '/var/lib/copr-rpmbuild/workspace/workdir-xfskkafh/nonpersistent_voxel_layer'... Running: git checkout master -- cmd: ['git', 'checkout', 'master', '--'] cwd: /var/lib/copr-rpmbuild/workspace/workdir-xfskkafh/nonpersistent_voxel_layer rc: 128 stdout: stderr: fatal: invalid reference: master Copr build error: fatal: invalid reference: master Shared connection to 192.168.0.25 closed.