linux - GIT push fails with message "error: failed to push some refs to" and "error: git-remote-https died of signal 13" -

i have been using cvs2git tool migrate several projects cvs github repository. of projects succeeded 3 of them failed below message when running:

[root@nj09mhe5384 tdc-misc]# git push --all origin counting objects: 8586, done. delta compression using 2 threads. compressing objects: 100% (3015/3015), done. fatal: remote end hung unexpectedly error: failed push refs 'https://github.com/kingshuk-chakraborty/tdc-misc2.git' error: git-remote-https died of signal 13

i tried run

git_transport_helper_debug=1 git push --all origin clue it. 

i got below message

debug: remote helper: waiting... counting objects: 8586, done. delta compression using 2 threads. compressing objects: 100% (3015/3015), done. debug: remote helper quit.8/8586) fatal: remote end hung unexpectedly error: failed push refs 'https://github.com/kingshuk-chakraborty/tdc-misc2.git' debug: disconnecting. error: git-remote-https died of signal 13

then ran strace -f , in log found broken pipe error.

[pid 13473] poll([{fd=3, events=pollout}], 1, 1000) = 1 ([{fd=3, revents=pollerr|pollhup}]) [pid 13473] poll([{fd=3, events=pollout}], 1, 0) = 1 ([{fd=3, revents=pollerr|pollhup}]) [pid 13473] write(3, "\25\3\1\0 &(\351\343\305g\16z4\27t\"\25\334\333u\376\35\317\271\30b\2343\371\364\240"..., 37) = -1 epipe (broken pipe) [pid 13473] --- sigpipe (broken pipe) @ 0 (0) --- process 13473 detached

please note repositories don't have file larger 50mb. what's going wrong?