$ git clone -n https://gitee.com/src-opencloudos-rpms/poppler /var/lib/mock/dist-oc8-build-30647-9139/root/chroot_tmpdir/scmroot/poppler
Cloning into '/var/lib/mock/dist-oc8-build-30647-9139/root/chroot_tmpdir/scmroot/poppler'...
$ git reset --hard origin/oc8
HEAD is now at afcc684 import poppler-20.11.0-5.oc8