SSL certificate rejected trying to access GitHub over HTTPS behind firewall

I'm stuck behind a firewall, so I have to use HTTPS to access my GitHub repository. I'm using Cygwin 1.7.7 on Windows XP. I've tried setting the remote to https://[email protected]/username/ExcelANT.git, but pushing prompts for a password, but it doesn't do anything once I've entered it. https://username:<password>github.com/username/ExcelANT.git and cloning the empty repository from scratch, but

[miya-jan]

certificate verification failed みたいに言われるときは、GIT_SSL_NO_VERIFY=true にするとOK。

[mi_kattun]

Netカテゴリ以下にあるca-certificatesパッケージをインストールすると解決した。他の方法より簡単かつ安全だと思うがなぜか評価が低い。

[tksmd]

git で SSL の verification エラーが出るとき、GIT_SSL_NO_VERIFY=true

[cknbstr]

git で github の HTTPSアクセスで失敗する件