$ git clone -n https://gitee.com/lizhao2025/pixman.git /var/lib/mock/dist-an23-build-500449-74764/root/chroot_tmpdir/scmroot/pixman
Cloning into '/var/lib/mock/dist-an23-build-500449-74764/root/chroot_tmpdir/scmroot/pixman'...
$ git fetch origin d4527ba62ec4d843ba788407d24bdf510851f3e8:KOJI_FETCH_HEAD
From https://gitee.com/lizhao2025/pixman
 * [new ref]         d4527ba62ec4d843ba788407d24bdf510851f3e8 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d4527ba Update code from upstream