$ git clone -n https://gitee.com/mgb01105731/emacs_2.git /var/lib/mock/dist-an23-build-150952-57926/root/chroot_tmpdir/scmroot/emacs_2
Cloning into '/var/lib/mock/dist-an23-build-150952-57926/root/chroot_tmpdir/scmroot/emacs_2'...
$ git reset --hard origin/a23
HEAD is now at 4edb1fa optimise spec file