$ git clone -n https://gitee.com/src-opencloudos-rpms/gdb /var/lib/mock/dist-oc8-build-27757-8572/root/chroot_tmpdir/scmroot/gdb
Cloning into '/var/lib/mock/dist-oc8-build-27757-8572/root/chroot_tmpdir/scmroot/gdb'...
$ git reset --hard origin/oc8
HEAD is now at 930f756 import gdb-8.2-19.tl3