$ git clone -n https://src.fedoraproject.org/rpms/rust-deflate64.git /var/lib/mock/f42-build-3253031-41225/root/chroot_tmpdir/scmroot/rust-deflate64
Cloning into '/var/lib/mock/f42-build-3253031-41225/root/chroot_tmpdir/scmroot/rust-deflate64'...
$ git fetch origin d5ff920fbb5bc2541eafe1fe35833d58c4f91ec5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/rust-deflate64
 * [new ref]         d5ff920fbb5bc2541eafe1fe35833d58c4f91ec5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d5ff920 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild