$ git clone -n https://gitee.com/src-opencloudos-rpms/qrencode.git /var/lib/mock/dist-oc9-build-247409-83569/root/chroot_tmpdir/scmroot/qrencode
Cloning into '/var/lib/mock/dist-oc9-build-247409-83569/root/chroot_tmpdir/scmroot/qrencode'...
$ git fetch origin 28b61bf5067923b185f4715a1214e1df9fc3fd15:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/qrencode
 * [new ref]         28b61bf5067923b185f4715a1214e1df9fc3fd15 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 28b61bf import qrencode-4.1.1-3.tl4