$ git clone -n https://gitee.com/opencloudos-stream/ghc-HsOpenSSL-x509-system.git /var/lib/mock/dist-oc9-epol-build-222893-81035/root/chroot_tmpdir/scmroot/ghc-HsOpenSSL-x509-system
Cloning into '/var/lib/mock/dist-oc9-epol-build-222893-81035/root/chroot_tmpdir/scmroot/ghc-HsOpenSSL-x509-system'...
$ git fetch origin master:KOJI_FETCH_HEAD
From https://gitee.com/opencloudos-stream/ghc-HsOpenSSL-x509-system
 * [new branch]      master     -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2312a62 !3 Rebuilt for ghc-asn1-encoding Merge pull request !3 from epol/master