$ git clone -n https://gitee.com/wenyuzifang/at-spi2-core.git /var/lib/mock/dist-an23-build-465896-73955/root/chroot_tmpdir/scmroot/at-spi2-core
Cloning into '/var/lib/mock/dist-an23-build-465896-73955/root/chroot_tmpdir/scmroot/at-spi2-core'...
$ git fetch origin e589b06939f0e996b6639a9d078f229a4d4ebd8e:KOJI_FETCH_HEAD
From https://gitee.com/wenyuzifang/at-spi2-core
 * [new ref]         e589b06939f0e996b6639a9d078f229a4d4ebd8e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e589b06 Update code from upstream