$ git clone -n https://src.fedoraproject.org/rpms/hugin.git /var/lib/mock/f40-build-2264125-54552/root/chroot_tmpdir/scmroot/hugin
Cloning into '/var/lib/mock/f40-build-2264125-54552/root/chroot_tmpdir/scmroot/hugin'...
$ git fetch origin 2aa5419e5e4d844cb8c1978f6e99bb58e7acdaa0:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/hugin
 * [new ref]         2aa5419e5e4d844cb8c1978f6e99bb58e7acdaa0 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2aa5419 Rebuilt for Boost 1.83