Manual build from Github

Hi I am trying to manually build from Github while running Make i am getting below error

any suggestions
./node_modules/.bin/node-sass css/main.scss css/all.bundle.css &&
./node_modules/.bin/cleancss --skip-rebase css/all.bundle.css > css/all.css ;
rm css/all.bundle.css
fs.js:114
throw err;
^

Error: ENOENT: no such file or directory, scandir ‘/var/www/jitsi-meet/node_modules/node-sass/vendor’
at Object.readdirSync (fs.js:790:3)
at Object.getInstalledBinaries (/var/www/jitsi-meet/node_modules/node-sass/lib/extensions.js:133:13)
at foundBinariesList (/var/www/jitsi-meet/node_modules/node-sass/lib/errors.js:20:15)
at foundBinaries (/var/www/jitsi-meet/node_modules/node-sass/lib/errors.js:15:5)
at Object.module.exports.missingBinary (/var/www/jitsi-meet/node_modules/node-sass/lib/errors.js:45:5)
at module.exports (/var/www/jitsi-meet/node_modules/node-sass/lib/binding.js:15:30)
at Object. (/var/www/jitsi-meet/node_modules/node-sass/lib/index.js:14:35)
at Module._compile (internal/modules/cjs/loader.js:778:30)
at Object.Module._extensions…js (internal/modules/cjs/loader.js:789:10)
at Module.load (internal/modules/cjs/loader.js:653:32)
rm: cannot remove ‘css/all.bundle.css’: No such file or directory
Makefile:76: recipe for target ‘deploy-css’ failed
make: *** [deploy-css] Error 1

Thanks
Naveen

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