$ git clone -n https://src.fedoraproject.org/rpms/fido-device-onboard.git /var/lib/mock/f38-build-side-42-init-devel-1153772-30496/root/chroot_tmpdir/scmroot/fido-device-onboard
Cloning into '/var/lib/mock/f38-build-side-42-init-devel-1153772-30496/root/chroot_tmpdir/scmroot/fido-device-onboard'...
$ git fetch origin 4c223c644c40a231134386e2abc76297a79a86f5:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fido-device-onboard
 * [new ref]         4c223c644c40a231134386e2abc76297a79a86f5 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4c223c6 Own var/lib/fdo, SELinux fixes