$ git clone -n https://gitee.com/pang-qing/opencv.git /var/lib/mock/dist-an23-epao-build-383482-71809/root/chroot_tmpdir/scmroot/opencv
Cloning into '/var/lib/mock/dist-an23-epao-build-383482-71809/root/chroot_tmpdir/scmroot/opencv'...
$ git fetch origin a3b190bf9dc00930dc006bb2dcfd2379bae06a49:KOJI_FETCH_HEAD
From https://gitee.com/pang-qing/opencv
 * [new ref]         a3b190bf9dc00930dc006bb2dcfd2379bae06a49 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a3b190b update to opencv-4.8.0-1