$ git clone -n https://src.fedoraproject.org/rpms/libplacebo.git /var/lib/mock/f41-build-808021-145613/root/chroot_tmpdir/scmroot/libplacebo
Cloning into '/var/lib/mock/f41-build-808021-145613/root/chroot_tmpdir/scmroot/libplacebo'...
$ git reset --hard b9cdfca7ea49d7e533e58fa46c3df1be27818d99
HEAD is now at b9cdfca Fix build failure due to OGLCompiler being removed from glslang and shaderc