$ git clone -n https://gitee.com/src-opencloudos-rpms/crash-trace-command.git /var/lib/mock/dist-oc8-build-74843-51457/root/chroot_tmpdir/scmroot/crash-trace-command
Cloning into '/var/lib/mock/dist-oc8-build-74843-51457/root/chroot_tmpdir/scmroot/crash-trace-command'...
$ git fetch origin db9c7187541c6f254adb9688e41e1b8bb392563b:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/crash-trace-command
 * [new ref]         db9c7187541c6f254adb9688e41e1b8bb392563b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at db9c718 import crash-trace-command-3.0-2.tl3