$ git clone -n https://gitee.com/wency_cn/tar_1772093526.git /var/lib/mock/dist-an23-build-515344-75118/root/chroot_tmpdir/scmroot/tar_1772093526
Cloning into '/var/lib/mock/dist-an23-build-515344-75118/root/chroot_tmpdir/scmroot/tar_1772093526'...
$ git fetch origin 1601a44fc55cf8b296fa5fb436a87c99539c1152:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/tar_1772093526
 * [new ref]         1601a44fc55cf8b296fa5fb436a87c99539c1152 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1601a44 Update code from upstream