$ git clone -n https://src.fedoraproject.org/rpms/rust-static_assertions.git /var/lib/mock/f40-build-2658149-66917/root/chroot_tmpdir/scmroot/rust-static_assertions
Cloning into '/var/lib/mock/f40-build-2658149-66917/root/chroot_tmpdir/scmroot/rust-static_assertions'...
$ git fetch origin ff1f79994ef41ae3d2efde9b56010fed911b9a18:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-static_assertions
 * [new ref]         ff1f79994ef41ae3d2efde9b56010fed911b9a18 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at ff1f799 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild