$ git clone -n https://gitee.com/src-opencloudos-rpms/evolution-ews /var/lib/mock/dist-oc8-build-31918-9266/root/chroot_tmpdir/scmroot/evolution-ews
Cloning into '/var/lib/mock/dist-oc8-build-31918-9266/root/chroot_tmpdir/scmroot/evolution-ews'...
$ git reset --hard origin/oc8
HEAD is now at b0c10f8 import evolution-ews-3.28.5-13.oc8