$ git clone -n https://gitee.com/wency_cn/cups_1767849083.git /var/lib/mock/dist-an23-build-505347-74854/root/chroot_tmpdir/scmroot/cups_1767849083
Cloning into '/var/lib/mock/dist-an23-build-505347-74854/root/chroot_tmpdir/scmroot/cups_1767849083'...
$ git fetch origin 0cf332a40fe23117b223477d0d14941b87d56af0:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/cups_1767849083
 * [new ref]         0cf332a40fe23117b223477d0d14941b87d56af0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0cf332a Update code from upstream