$ git clone -n git://pkgs.fedoraproject.org/rpms/nacl-binutils /var/lib/mock/f29-build-5398-1284/root/thebuilddir/tmp/scmroot/nacl-binutils
Cloning into '/var/lib/mock/f29-build-5398-1284/root/thebuilddir/tmp/scmroot/nacl-binutils'...
$ git reset --hard 54065827570d8a72dbfb1d6577326331af657ba3
HEAD is now at 5406582 - Rebuilt for https://fedoraproject.org/wiki/Fedora_27_Binutils_Mass_Rebuild