$ git clone -n https://src.fedoraproject.org/rpms/valgrind.git /var/lib/mock/f31-build-89562-32095/root/chroot_tmpdir/scmroot/valgrind
Cloning into '/var/lib/mock/f31-build-89562-32095/root/chroot_tmpdir/scmroot/valgrind'...
$ git reset --hard 475aa6089fbc772b9512ba12f55565e41391b225
HEAD is now at 475aa60 Add valgrind-3.15.0-z14-misc.patch