$ git clone -n https://src.fedoraproject.org/rpms/healpix.git /var/lib/mock/f31-build-51912-27573/root/thebuilddir/tmp/scmroot/healpix
Cloning into '/var/lib/mock/f31-build-51912-27573/root/thebuilddir/tmp/scmroot/healpix'...
$ git reset --hard 4e7a375ae7f1c5e5cfd9c0122cd7d2d735736469
HEAD is now at 4e7a375 new version