$ git clone -n https://src.fedoraproject.org/rpms/fritzing.git /var/lib/mock/f42-build-side-1-3586753-46925/root/chroot_tmpdir/scmroot/fritzing
Cloning into '/var/lib/mock/f42-build-side-1-3586753-46925/root/chroot_tmpdir/scmroot/fritzing'...
$ git fetch origin 4bb615b40fb8081206d973fc1f6d9516c8a3013a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/fritzing
 * [new ref]         4bb615b40fb8081206d973fc1f6d9516c8a3013a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 4bb615b Update to v1.0.5