bootstrap: Bootstrapping from checked-out tar sources...
bootstrap: getting gnulib files...
From git://git.sv.gnu.org/gnulib
   88592a2..4bc1b5d  master     -> origin/master
   2709e8a..b22f5a3  stable-202507 -> origin/stable-202507
   0f1aa9b..cc0910b  stable-202601 -> origin/stable-202601
 * [new branch]      stable-202607 -> origin/stable-202607
fatal: reference is not a tree: 8d8198fa1efa3e33f3712afff2e99f98d44db468
Unable to checkout '8d8198fa1efa3e33f3712afff2e99f98d44db468' in submodule path 'gnulib'