$ git clone -n https://src.fedoraproject.org/rpms/php-facedetect.git /var/lib/mock/f41-build-823103-153468/root/chroot_tmpdir/scmroot/php-facedetect
Cloning into '/var/lib/mock/f41-build-823103-153468/root/chroot_tmpdir/scmroot/php-facedetect'...
$ git fetch origin 36b9e580f9f2e8f17239670e2e92776676384a0a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/php-facedetect
 * [new ref]         36b9e580f9f2e8f17239670e2e92776676384a0a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 36b9e58 Rebuild for opencv 4.10.0