$ git clone -n https://gitee.com/wency_cn/at-spi2-core.git /var/lib/mock/dist-an23-build-492319-74553/root/chroot_tmpdir/scmroot/at-spi2-core
Cloning into '/var/lib/mock/dist-an23-build-492319-74553/root/chroot_tmpdir/scmroot/at-spi2-core'...
$ git fetch origin 5862754e8a000c3aa8d82bdf195b220637a34a24:KOJI_FETCH_HEAD
From https://gitee.com/wency_cn/at-spi2-core
 * [new ref]         5862754e8a000c3aa8d82bdf195b220637a34a24 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5862754 Update code from upstream