$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-Net-DNS-Resolver-Mock.git /var/lib/mock/dist-oc9-build-64110-16463/root/chroot_tmpdir/scmroot/perl-Net-DNS-Resolver-Mock
Cloning into '/var/lib/mock/dist-oc9-build-64110-16463/root/chroot_tmpdir/scmroot/perl-Net-DNS-Resolver-Mock'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-Net-DNS-Resolver-Mock
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8e50bea import perl-Net-DNS-Resolver-Mock-1.20230216-3.tl4