$ git clone -n https://src.fedoraproject.org/rpms/golang-github-git-lfs-gitobj-2.git /var/lib/mock/f40-build-2445532-61256/root/chroot_tmpdir/scmroot/golang-github-git-lfs-gitobj-2
Cloning into '/var/lib/mock/f40-build-2445532-61256/root/chroot_tmpdir/scmroot/golang-github-git-lfs-gitobj-2'...
$ git fetch origin a906c55cac07dabc6704e0575a73fb0a122e7a7e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/golang-github-git-lfs-gitobj-2
 * [new ref]         a906c55cac07dabc6704e0575a73fb0a122e7a7e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at a906c55 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild