$ git clone -n https://gitee.com/zhaohang2020/sysak_sig.git /var/lib/mock/dist-an8.6-build-107332-45681/root/chroot_tmpdir/scmroot/sysak_sig
Cloning into '/var/lib/mock/dist-an8.6-build-107332-45681/root/chroot_tmpdir/scmroot/sysak_sig'...
$ git reset --hard 4937f3dc4e3755256fb47b9b9c9f14f8a1aba2d8
HEAD is now at 4937f3d modify gcc versiomn