20191215232630
https://hg.mozilla.org/releases/comm-esr68/rev/dfeab0e6d5a43c6bcb1575bbdc5c0d018b42df9b
https://hg.mozilla.org/releases/mozilla-esr68/rev/78ab5e054eb0a2a71f3d1f1875de5fc4c575ac91