$ git clone -n https://gitee.com/src-anolis-os/at-spi2-atk.git /var/lib/mock/dist-an23-build-334261-69657/root/chroot_tmpdir/scmroot/at-spi2-atk
Cloning into '/var/lib/mock/dist-an23-build-334261-69657/root/chroot_tmpdir/scmroot/at-spi2-atk'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/src-anolis-os/at-spi2-atk
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e8b6fcc Merged into at-spi2-core