$ git clone -n https://gitee.com/wency_cn/cups_1770923141.git /var/lib/mock/dist-an23-build-514275-75110/root/chroot_tmpdir/scmroot/cups_1770923141
Cloning into '/var/lib/mock/dist-an23-build-514275-75110/root/chroot_tmpdir/scmroot/cups_1770923141'...
$ git fetch origin 96fab65c9fec0bd8cde89c47bb2f263649a04cfd:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/cups_1770923141
 * [new ref]         96fab65c9fec0bd8cde89c47bb2f263649a04cfd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 96fab65 Update code from upstream