$ git clone -n https://src.fedoraproject.org/rpms/rust-difflib.git /var/lib/mock/f39-build-1445097-32648/root/chroot_tmpdir/scmroot/rust-difflib
Cloning into '/var/lib/mock/f39-build-1445097-32648/root/chroot_tmpdir/scmroot/rust-difflib'...
$ git fetch origin 7d1bb0979fe313ab1a3dd81c2d560e0cd6ca30f4:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-difflib
 * [new ref]         7d1bb0979fe313ab1a3dd81c2d560e0cd6ca30f4 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7d1bb09 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild