$ git clone -n https://gitee.com/wency_cn/cups_1772044966.git /var/lib/mock/dist-an23-build-515008-75118/root/chroot_tmpdir/scmroot/cups_1772044966
Cloning into '/var/lib/mock/dist-an23-build-515008-75118/root/chroot_tmpdir/scmroot/cups_1772044966'...
$ git fetch origin 49e69d1c3cd8d46e41389219ca98c007ed471594:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/cups_1772044966
 * [new ref]         49e69d1c3cd8d46e41389219ca98c007ed471594 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 49e69d1 Update code from upstream