$ git clone -n https://src.fedoraproject.org/rpms/rust-hex-literal0.2.git /var/lib/mock/f40-build-2641672-66432/root/chroot_tmpdir/scmroot/rust-hex-literal0.2
Cloning into '/var/lib/mock/f40-build-2641672-66432/root/chroot_tmpdir/scmroot/rust-hex-literal0.2'...
$ git fetch origin 40c5ce88eb70c3fe826b2c650f1c0cdc0dc3a4fc:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-hex-literal0.2
 * [new ref]         40c5ce88eb70c3fe826b2c650f1c0cdc0dc3a4fc -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 40c5ce8 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild