$ git clone -n https://gitee.com/src-opencloudos-rpms/openblas.git /var/lib/mock/dist-oc8-build-38653-12603/root/chroot_tmpdir/scmroot/openblas
Cloning into '/var/lib/mock/dist-oc8-build-38653-12603/root/chroot_tmpdir/scmroot/openblas'...
$ git reset --hard origin/oc8
HEAD is now at e666365 import openblas-0.3.15-6.tl3