I'm getting the following error when I build on koji but all mock builds complete. I even did a --scrub=all just to see if the package set was slightly different due to the root cache but it still completes in mock:

[ 47%] Building CXX object src/libOpenImageIO/CMakeFiles/OpenImageIO.dir/__/dpx.imageio/libdpx/Writer.cpp.o
cd /builddir/build/BUILD/oiio-Release-1.6.10/build/linux/src/libOpenImageIO && /usr/bin/c++   -DBOOST_TEST_DYN_LINK -DEMBED_PLUGINS=1 -DNDEBUG -DOpenImageIO_EXPORTS -DPTEX_EXPORTS -DUSE_BOOST_ASIO=1 -DUSE_EXTERNAL_PUGIXML=1 -DUSE_FIELD3D=1 -DUSE_FREETYPE -DUSE_GIF -DUSE_LIBRAW=1 -DUSE_OCIO=1 -DUSE_OPENCV -DUSE_OPENEXR_VERSION2=1 -DUSE_OPENJPEG -DUSE_OPENSSL=1 -DUSE_PTEX -DUSE_WEBP=1 -D__STDC_CONSTANT_MACROS -D__STDC_LIMIT_MACROS -I/usr/include/OpenEXR -I/usr/include/libraw -I/builddir/build/BUILD/oiio-Release-1.6.10/src/include -I/builddir/build/BUILD/oiio-Release-1.6.10/build/linux/include/OpenImageIO -I/builddir/build/BUILD/oiio-Release-1.6.10/build/linux/src/libOpenImageIO -I/usr/include/openjpeg-1.5 -I/usr/include/freetype2 -I/usr/include/freetype2/freetype2 -I/usr/include/freetype2/freetype2/freetype  -O2 -g -pipe -Wall -Werror=format-security -Wp,-D_FORTIFY_SOURCE=2 -fexceptions -fstack-protector-strong --param=ssp-buffer-size=4 -grecord-gcc-switches -specs=/usr/lib/rpm/redhat/redhat-hardened-cc1 -m64 -mtune=generic  -O2 -g -DNDEBUG -fPIC   -Wall -Werror -fno-math-errno -Wno-error=unused-local-typedefs -Wno-unused-local-typedefs -Wno-unused-result -o CMakeFiles/OpenImageIO.dir/__/dpx.imageio/libdpx/Writer.cpp.o -c /builddir/build/BUILD/oiio-Release-1.6.10/src/dpx.imageio/libdpx/Writer.cpp
/builddir/build/BUILD/oiio-Release-1.6.10/src/dpx.imageio/libdpx/Writer.cpp: In member function 'bool dpx::Writer::WriteElement(int, void*, long int)':
/builddir/build/BUILD/oiio-Release-1.6.10/src/dpx.imageio/libdpx/Writer.cpp:212:2: error: statement is indented as if it were guarded by... [-Werror=misleading-indentation]
  this->header.SetDataOffset(element, this->fileLoc);
  ^~~~
/builddir/build/BUILD/oiio-Release-1.6.10/src/dpx.imageio/libdpx/Writer.cpp:208:5: note: ...this 'if' clause, but it is not
     if (! this->WritePadData(0x2000))
     ^~
/builddir/build/BUILD/oiio-Release-1.6.10/src/dpx.imageio/libdpx/Writer.cpp: In member function 'bool dpx::Writer::WriteElement(int, void*, dpx::DataSize)':
/builddir/build/BUILD/oiio-Release-1.6.10/src/dpx.imageio/libdpx/Writer.cpp:251:2: error: statement is indented as if it were guarded by... [-Werror=misleading-indentation]
  if (element == 0)
  ^~
/builddir/build/BUILD/oiio-Release-1.6.10/src/dpx.imageio/libdpx/Writer.cpp:247:5: note: ...this 'if' clause, but it is not
     if (! this->WritePadData(0x2000))
     ^~

Thanks,
Richard