>>991
https://hg-edge.mozilla.org/releases/comm-release/rev/00a9386a0dc03e3f2bee69b252ad248032471652
https://hg-edge.mozilla.org/releases/comm-release/rev/270d6b2c929211aea81abd2413b8f5824c7f540c
https://hg-edge.mozilla.org/releases/comm-release/rev/108c19d6b38f08dc9ac2a7abe92fd6219c0747e0
https://hg-edge.mozilla.org/releases/comm-release/rev/ac317c380de8801c41c24db7996619d0f68d386d

THUNDERBIRD_149_0_RELEASE と THUNDERBIRD_149_0_1_RELEASE の間にあるのはこれだけ
ビルドシステム側の問題かね？

https://hg-edge.mozilla.org/releases/comm-release/rev/1e675383e2e7ac903c4ec58b82e07c5f97beb422
その後でさらに149.0.2にバージョン番号が上げられてる