$ git clone -n https://src.fedoraproject.org/rpms/rust-md-5.git /var/lib/mock/f40-build-2653066-66898/root/chroot_tmpdir/scmroot/rust-md-5
Cloning into '/var/lib/mock/f40-build-2653066-66898/root/chroot_tmpdir/scmroot/rust-md-5'...
$ git fetch origin e4e880238cf91511e91a12bb7206eccdb2d7ebcd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-md-5
 * [new ref]         e4e880238cf91511e91a12bb7206eccdb2d7ebcd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e4e8802 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild