$ git clone -n https://gitee.com/zhangwenlong01/tongsuo.git /var/lib/mock/dist-an23-loongarch-build-331166-69488/root/chroot_tmpdir/scmroot/tongsuo
Cloning into '/var/lib/mock/dist-an23-loongarch-build-331166-69488/root/chroot_tmpdir/scmroot/tongsuo'...
$ git fetch origin a23:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/tongsuo
 * [new branch]      a23        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 306bd19 modify the spec to support loongarch64