$ git clone -n https://gitee.com/mgb01105731/libxcb_1.git /var/lib/mock/dist-an23-build-139235-51771/root/chroot_tmpdir/scmroot/libxcb_1
Cloning into '/var/lib/mock/dist-an23-build-139235-51771/root/chroot_tmpdir/scmroot/libxcb_1'...
$ git reset --hard origin/a23
HEAD is now at ba19ee1 optimise spec file