$ git clone -n https://gitee.com/renping000/grep.git /var/lib/mock/dist-an8.6-build-171301-58896/root/chroot_tmpdir/scmroot/grep
Cloning into '/var/lib/mock/dist-an8.6-build-171301-58896/root/chroot_tmpdir/scmroot/grep'...
$ git reset --hard 89e275ec7691994fcc1b4dea89b3ac8a74529d2a
HEAD is now at 89e275e import grep-2.20-3.el7.src.rpm