$ git clone -n https://src.fedoraproject.org/rpms/valgrind.git /var/lib/mock/f31-build-60315-28716/root/chroot_tmpdir/scmroot/valgrind
Cloning into '/var/lib/mock/f31-build-60315-28716/root/chroot_tmpdir/scmroot/valgrind'...
$ git reset --hard 812b7590d0b510489cedec225e7a6ada5aec60af
HEAD is now at 812b759 3.15.0-9 - Add valgrind-3.15.0-pkey.patch