$ git clone -n https://gitee.com/src-opencloudos-rpms/libtool.git /var/lib/mock/dist-oc9-build-63944-16463/root/chroot_tmpdir/scmroot/libtool
Cloning into '/var/lib/mock/dist-oc9-build-63944-16463/root/chroot_tmpdir/scmroot/libtool'...
$ git fetch origin oc9:KOJI_FETCH_HEAD
From https://gitee.com/src-opencloudos-rpms/libtool
 * [new branch]      oc9        -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4b7ad35 import libtool-2.4.7-5.tl4.1