$ git clone -n https://src.fedoraproject.org/rpms/R-waveslim.git /var/lib/mock/f31-build-50995-27463/root/chroot_tmpdir/scmroot/R-waveslim
Cloning into '/var/lib/mock/f31-build-50995-27463/root/chroot_tmpdir/scmroot/R-waveslim'...
$ git reset --hard c1a1f431d7108349f175f3d3477f904dfe851dce
HEAD is now at c1a1f43 update to 1.7.5.1