$ git clone -n https://gitee.com/mgb01105731/wayland.git /var/lib/mock/dist-an23-build-123402-46111/root/chroot_tmpdir/scmroot/wayland
Cloning into '/var/lib/mock/dist-an23-build-123402-46111/root/chroot_tmpdir/scmroot/wayland'...
$ git reset --hard origin/a23
HEAD is now at 4eb0f2c update to 1.21.0