$ git clone -n https://gitee.com/wenyuzifang/bash-completion.git /var/lib/mock/dist-an23-build-485123-74348/root/chroot_tmpdir/scmroot/bash-completion
Cloning into '/var/lib/mock/dist-an23-build-485123-74348/root/chroot_tmpdir/scmroot/bash-completion'...
$ git fetch origin bb4c09ead105fd8b3e49c5838b5ea05da9aa4720:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/bash-completion
 * [new ref]         bb4c09ead105fd8b3e49c5838b5ea05da9aa4720 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at bb4c09e Update code from upstream