$ git clone -n https://src.fedoraproject.org/rpms/kf5-kjsembed.git /var/lib/mock/f41-build-809034-146126/root/chroot_tmpdir/scmroot/kf5-kjsembed
Cloning into '/var/lib/mock/f41-build-809034-146126/root/chroot_tmpdir/scmroot/kf5-kjsembed'...
$ git fetch origin 92f8084f553ea29159a701e8b505bf526899bcc0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/kf5-kjsembed
 * [new ref]         92f8084f553ea29159a701e8b505bf526899bcc0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 92f8084 5.116.0