$ git clone -n https://src.fedoraproject.org/rpms/rust-snap.git /var/lib/mock/f40-build-2716776-72684/root/chroot_tmpdir/scmroot/rust-snap
Cloning into '/var/lib/mock/f40-build-2716776-72684/root/chroot_tmpdir/scmroot/rust-snap'...
$ git fetch origin 48ebdb0af870366e04c11aa9f82deeb43d88c8ab:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-snap
 * [new ref]         48ebdb0af870366e04c11aa9f82deeb43d88c8ab -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 48ebdb0 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild