For the interest of developers here, I wish to highlight the following
My study says, all commits on XercesJ SVN trigger an auto commit (or some
synchronization mechanism) to above mentioned github repository. All this
looks good to me, except that I didn't knew about this earlier :‑o
In fact all Apache projects (their code bases) are mirrored on the github
It seems to me that, this has been done by Apache organization.
Some food for thought.