$ git clone -n https://src.fedoraproject.org/rpms/folks.git /var/lib/mock/f42-build-3314459-41426/root/chroot_tmpdir/scmroot/folks
Cloning into '/var/lib/mock/f42-build-3314459-41426/root/chroot_tmpdir/scmroot/folks'...
$ git fetch origin 9ebfa24d05c2c4f2260be6eb2c893db5ba9fb2a6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/folks
 * [new ref]         9ebfa24d05c2c4f2260be6eb2c893db5ba9fb2a6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9ebfa24 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild