$ git clone -n https://gitee.com/src-opencloudos-rpms/perl-B-Hooks-EndOfScope.git /var/lib/mock/dist-oc9-build-61639-16463/root/chroot_tmpdir/scmroot/perl-B-Hooks-EndOfScope
Cloning into '/var/lib/mock/dist-oc9-build-61639-16463/root/chroot_tmpdir/scmroot/perl-B-Hooks-EndOfScope'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/perl-B-Hooks-EndOfScope
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c8caba6 import perl-B-Hooks-EndOfScope-0.26-5.tl4