$ git clone -n https://gitee.com/zhangwenlong01/libdv.git /var/lib/mock/dist-an23-build-504337-74854/root/chroot_tmpdir/scmroot/libdv
Cloning into '/var/lib/mock/dist-an23-build-504337-74854/root/chroot_tmpdir/scmroot/libdv'...
$ git fetch origin dd29ce69451de2132300403444e903fd8b744e30:KOJI_FETCH_HEAD
From https://gitee.com/zhangwenlong01/libdv
 * [new ref]         dd29ce69451de2132300403444e903fd8b744e30 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at dd29ce6 rebuild for loongarch64