$ git clone -n https://src.fedoraproject.org/rpms/OpenColorIO.git /var/lib/mock/f31-build-107721-33723/root/chroot_tmpdir/scmroot/OpenColorIO
Cloning into '/var/lib/mock/f31-build-107721-33723/root/chroot_tmpdir/scmroot/OpenColorIO'...
$ git reset --hard 0d5eeb21f7b9f51e9432d61acf2955db8b9d9dfc
HEAD is now at 0d5eeb2 Add boost-devel as BR.