$ git clone -n https://src.fedoraproject.org/rpms/rust-typed-builder.git /var/lib/mock/f40-build-2328177-58867/root/chroot_tmpdir/scmroot/rust-typed-builder
Cloning into '/var/lib/mock/f40-build-2328177-58867/root/chroot_tmpdir/scmroot/rust-typed-builder'...
$ git fetch origin cf800c327f3632cbae5737b43fec7499ad268d95:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-typed-builder
 * [new ref]         cf800c327f3632cbae5737b43fec7499ad268d95 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at cf800c3 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild