$ git clone -n https://src.fedoraproject.org/rpms/rust-hex-literal0.3.git /var/lib/mock/f39-build-1508707-35402/root/chroot_tmpdir/scmroot/rust-hex-literal0.3
Cloning into '/var/lib/mock/f39-build-1508707-35402/root/chroot_tmpdir/scmroot/rust-hex-literal0.3'...
$ git fetch origin 2a4c443655ab139eecfa5a7300b68f16f4cb87d5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-hex-literal0.3
 * [new ref]         2a4c443655ab139eecfa5a7300b68f16f4cb87d5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2a4c443 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild