Package fails to build with:
.
.
.
gcc -I . -fPIC -m64 -pthread -fmessage-length=0 -I $WORK/net/_obj/ -g -O2 -o $WORK/net/_obj/cgo_socknew.cgo2.o -c $WORK/net/_obj/cgo_socknew.cgo2.c
gcc -I . -fPIC -m64 -pthread -fmessage-length=0 -I $WORK/net/_obj/ -g -O2 -o $WORK/net/_obj/cgo_unix.cgo2.o -c $WORK/net/_obj/cgo_unix.cgo2.c
gcc -I . -fPIC -m64 -pthread -fmessage-length=0 -o $WORK/net/_obj/_cgo_.o $WORK/net/_obj/_cgo_main.o $WORK/net/_obj/_cgo_export.o $WORK/net/_obj/cgo_linux.cgo2.o $WORK/net/_obj/cgo_resnew.cgo2.o $WORK/net/_obj/cgo_socknew.cgo2.o $WORK/net/_obj/cgo_unix.cgo2.o -g -O2
/usr/lib/golang/pkg/tool/linux_amd64/cgo -objdir $WORK/net/_obj/ -dynpackage net -dynimport $WORK/net/_obj/_cgo_.o -dynout $WORK/net/_obj/_cgo_import.go
gcc -I . -fPIC -m64 -pthread -fmessage-length=0 -o $WORK/net/_obj/_all.o $WORK/net/_obj/_cgo_export.o $WORK/net/_obj/cgo_linux.cgo2.o $WORK/net/_obj/cgo_resnew.cgo2.o $WORK/net/_obj/cgo_socknew.cgo2.o $WORK/net/_obj/cgo_unix.cgo2.o -g -O2 -Wl,-r -nostdlib /usr/lib/gcc/x86_64-redhat-linux/5.2.1/libgcc.a -Wl,--build-id=none
/usr/lib/golang/pkg/tool/linux_amd64/compile -o $WORK/net.a -trimpath $WORK -p net -buildid d46a96edc93f6942d889d63b38bb7962b123eea6 -D _/usr/lib/golang/src/net -I $WORK -pack ./addrselect.go ./conf.go ./dial.go ./dnsclient.go ./dnsclient_unix.go ./dnsconfig_unix.go ./dnsmsg.go ./fd_mutex.go ./fd_poll_runtime.go ./fd_posix.go ./fd_unix.go ./file.go ./file_unix.go ./hook.go ./hook_cloexec.go ./hook_unix.go ./hosts.go ./interface.go ./interface_linux.go ./ip.go ./iprawsock.go ./iprawsock_posix.go ./ipsock.go ./ipsock_posix.go ./lookup.go ./lookup_unix.go ./mac.go ./net.go ./nss.go ./parse.go ./pipe.go ./port.go ./port_unix.go ./sendfile_linux.go ./sock_cloexec.go ./sock_linux.go ./sock_posix.go ./sockopt_linux.go ./sockopt_posix.go ./sockoptip_linux.go ./sockoptip_posix.go ./tcpsock.go ./tcpsock_posix.go ./tcpsockopt_posix.go ./tcpsockopt_unix.go ./udpsock.go ./udpsock_posix.go ./unixsock.go ./unixsock_posix.go $WORK/net/_obj/_cgo_gotypes.go $WORK/net/_obj/cgo_linux.cgo1.go $WORK/net/_obj/cgo_resnew.cgo1.go $WORK/net/_obj/cgo_socknew.cgo1.go $WORK/net/_obj/cgo_unix.cgo1.go $WORK/net/_obj/_cgo_import.go
github.com/docker/libcontainer/criurpc
mkdir -p $WORK/github.com/docker/libcontainer/criurpc/_obj/
cd /builddir/build/BUILD/libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/_build/src/github.com/docker/libcontainer/criurpc
/usr/lib/golang/pkg/tool/linux_amd64/compile -o $WORK/github.com/docker/libcontainer/criurpc.a -trimpath $WORK -p github.com/docker/libcontainer/criurpc -complete -buildid 40ba3b506627eca3ca84248ec4fe8fea25bc83c8 -D _/builddir/build/BUILD/libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/_build/src/github.com/docker/libcontainer/criurpc -I $WORK -I /usr/share/gocode/pkg/linux_amd64 -pack ./criurpc.pb.go
cd /usr/lib/golang/src/net
pack r $WORK/net.a $WORK/net/_obj/_all.o # internal
github.com/godbus/dbus
mkdir -p $WORK/github.com/godbus/dbus/_obj/
mkdir -p $WORK/github.com/godbus/
cd /usr/share/gocode/src/github.com/godbus/dbus
/usr/lib/golang/pkg/tool/linux_amd64/compile -o $WORK/github.com/godbus/dbus.a -trimpath $WORK -p github.com/godbus/dbus -complete -buildid 8cdb67ce09c6f862ab23e84b845d99b07eb93985 -D _/usr/share/gocode/src/github.com/godbus/dbus -I $WORK -pack ./auth.go ./auth_external.go ./auth_sha1.go ./call.go ./conn.go ./conn_other.go ./dbus.go ./decoder.go ./doc.go ./encoder.go ./export.go ./homedir.go ./homedir_dynamic.go ./message.go ./object.go ./sig.go ./transport_generic.go ./transport_unix.go ./transport_unixcred_linux.go ./variant.go ./variant_lexer.go ./variant_parser.go
github.com/docker/libcontainer/netlink
mkdir -p $WORK/github.com/docker/libcontainer/netlink/_obj/
cd /builddir/build/BUILD/libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/_build/src/github.com/docker/libcontainer/netlink
/usr/lib/golang/pkg/tool/linux_amd64/compile -o $WORK/github.com/docker/libcontainer/netlink.a -trimpath $WORK -p github.com/docker/libcontainer/netlink -complete -buildid e7b2e7e4054b8a840106ddcd3e9a2255e17f7099 -D _/builddir/build/BUILD/libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/_build/src/github.com/docker/libcontainer/netlink -I $WORK -pack ./netlink.go ./netlink_linux.go ./netlink_linux_notarm.go
github.com/coreos/go-systemd/dbus
mkdir -p $WORK/github.com/coreos/go-systemd/dbus/_obj/
mkdir -p $WORK/github.com/coreos/go-systemd/
cd /usr/share/gocode/src/github.com/coreos/go-systemd/dbus
/usr/lib/golang/pkg/tool/linux_amd64/compile -o $WORK/github.com/coreos/go-systemd/dbus.a -trimpath $WORK -p github.com/coreos/go-systemd/dbus -complete -buildid 50f119aa95b1dd26445c47671e75ec5c22340d30 -D _/usr/share/gocode/src/github.com/coreos/go-systemd/dbus -I $WORK -I /usr/share/gocode/pkg/linux_amd64 -pack ./dbus.go ./methods.go ./properties.go ./set.go ./subscription.go ./subscription_set.go
github.com/docker/libcontainer/cgroups/systemd
mkdir -p $WORK/github.com/docker/libcontainer/cgroups/systemd/_obj/
cd /builddir/build/BUILD/libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/_build/src/github.com/docker/libcontainer/cgroups/systemd
/usr/lib/golang/pkg/tool/linux_amd64/compile -o $WORK/github.com/docker/libcontainer/cgroups/systemd.a -trimpath $WORK -p github.com/docker/libcontainer/cgroups/systemd -complete -buildid 40b3fabdf5f79ed42f4aecae35e03a23718f39c2 -D _/builddir/build/BUILD/libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/_build/src/github.com/docker/libcontainer/cgroups/systemd -I $WORK -I /usr/share/gocode/pkg/linux_amd64 -I /builddir/build/BUILD/libcontainer-c9643688cb73c2588a9c9b14357bda6c3a9df67f/_build/pkg/linux_amd64 -pack ./apply_systemd.go
# github.com/docker/libcontainer/cgroups/systemd
_build/src/github.com/docker/libcontainer/cgroups/systemd/apply_systemd.go:86: not enough arguments in call to theConn.StartTransientUnit
_build/src/github.com/docker/libcontainer/cgroups/systemd/apply_systemd.go:101: not enough arguments in call to theConn.StopUnit
_build/src/github.com/docker/libcontainer/cgroups/systemd/apply_systemd.go:120: not enough arguments in call to theConn.StartTransientUnit
_build/src/github.com/docker/libcontainer/cgroups/systemd/apply_systemd.go:129: not enough arguments in call to theConn.StopUnit
_build/src/github.com/docker/libcontainer/cgroups/systemd/apply_systemd.go:190: not enough arguments in call to theConn.StartTransientUnit
error: Bad exit status from /var/tmp/rpm-tmp.VKhYJC (%build)
.
.
.

Seems as "too new" golang-github-godbus-dbus to me.

Failed scratch build:
http://koji.fedoraproject.org/koji/taskinfo?taskID=12022741