$ git clone -n https://src.fedoraproject.org/rpms/rust-md-5_0.9.git /var/lib/mock/f40-build-2073181-49350/root/chroot_tmpdir/scmroot/rust-md-5_0.9
Cloning into '/var/lib/mock/f40-build-2073181-49350/root/chroot_tmpdir/scmroot/rust-md-5_0.9'...
$ git fetch origin c2cc0158d4a11bfa729411b8947431f06db859fd:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-md-5_0.9
 * [new ref]         c2cc0158d4a11bfa729411b8947431f06db859fd -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c2cc015 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild