$ git clone -n https://gitee.com/mgb01105731/flac.git /var/lib/mock/dist-an23-build-146936-57727/root/chroot_tmpdir/scmroot/flac
Cloning into '/var/lib/mock/dist-an23-build-146936-57727/root/chroot_tmpdir/scmroot/flac'...
$ git reset --hard origin/a23
HEAD is now at 90eb9d1 optimise spec file & add doc package