$ git clone -n https://gitee.com/src-opencloudos-rpms/abi-dumper.git /var/lib/mock/dist-oc9-build-59582-16463/root/chroot_tmpdir/scmroot/abi-dumper
Cloning into '/var/lib/mock/dist-oc9-build-59582-16463/root/chroot_tmpdir/scmroot/abi-dumper'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/abi-dumper
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 23a1c31 import abi-dumper-1.2-6.tl4