unable to locate package gstreamer1.0-rtsp

[thoroc]

the project doesn't build:

2018/06/19 18:29:50 [latest] E: Unable to locate package gstreamer1.0-rtsp
2018/06/19 18:29:50 [latest] E: Couldn't find any package by glob 'gstreamer1.0-rtsp'
2018/06/19 18:29:50 [latest] E: Couldn't find any package by regex 'gstreamer1.0-rtsp'
2018/06/19 18:29:50 [latest] [stderr] The command '/bin/sh -c install-reqs requirements/base.*' returned a non-zero code: 100
make: *** [Makefile.docker:102: latest] Error 100