$ git clone -n https://src.fedoraproject.org/rpms/rust-lopdf.git /var/lib/mock/f38-build-side-43-rust-devel-1411188-31429/root/chroot_tmpdir/scmroot/rust-lopdf
Cloning into '/var/lib/mock/f38-build-side-43-rust-devel-1411188-31429/root/chroot_tmpdir/scmroot/rust-lopdf'...
$ git fetch origin 4018d319fe439ae04df3132a38fa1a8557b8f5b3:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-lopdf
 * [new ref]         4018d319fe439ae04df3132a38fa1a8557b8f5b3 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4018d31 Rebuilt for https://fedoraproject.org/wiki/Fedora_38_Mass_Rebuild