$ git clone -n https://gitee.com/mgb01105731/policycoreutils.git /var/lib/mock/dist-an23-build-128015-46217/root/chroot_tmpdir/scmroot/policycoreutils
Cloning into '/var/lib/mock/dist-an23-build-128015-46217/root/chroot_tmpdir/scmroot/policycoreutils'...
$ git reset --hard origin/a23
HEAD is now at 40d6be6  update to 3.4