$ git clone -n https://src.fedoraproject.org/rpms/libgpuarray.git /var/lib/mock/f31-build-58719-28490/root/chroot_tmpdir/scmroot/libgpuarray
Cloning into '/var/lib/mock/f31-build-58719-28490/root/chroot_tmpdir/scmroot/libgpuarray'...
$ git reset --hard e8b3a20681b3809ef82a0c20a6f390a8643c1779
HEAD is now at e8b3a20 - Rebuilt for https://fedoraproject.org/wiki/Fedora_30_Mass_Rebuild