$ git clone -n https://src.fedoraproject.org/rpms/poly2tri.git /var/lib/mock/f40-build-764209-122865/root/chroot_tmpdir/scmroot/poly2tri
Cloning into '/var/lib/mock/f40-build-764209-122865/root/chroot_tmpdir/scmroot/poly2tri'...
$ git fetch origin 0d9f677a88533dc965e461a8148bfd8f7098c01c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/poly2tri
 * [new ref]         0d9f677a88533dc965e461a8148bfd8f7098c01c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0d9f677 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild