$ git clone -n https://src.fedoraproject.org/rpms/oidn.git /var/lib/mock/f42-build-3357687-45030/root/chroot_tmpdir/scmroot/oidn
Cloning into '/var/lib/mock/f42-build-3357687-45030/root/chroot_tmpdir/scmroot/oidn'...
$ git fetch origin 0c5a0bce34aaa87f3211711529a68265438a4939:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/oidn
 * [new ref]         0c5a0bce34aaa87f3211711529a68265438a4939 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 0c5a0bc Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild