$ git clone -n https://src.fedoraproject.org/rpms/dragon.git /var/lib/mock/f42-build-side-1-3568058-46743/root/chroot_tmpdir/scmroot/dragon
Cloning into '/var/lib/mock/f42-build-side-1-3568058-46743/root/chroot_tmpdir/scmroot/dragon'...
$ git fetch origin 37a627c2ef7dd2ffb06bd293a8a0153d6e0d4245:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/dragon
 * [new ref]         37a627c2ef7dd2ffb06bd293a8a0153d6e0d4245 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 37a627c 25.04.2