$ git clone -n https://gitee.com/renping000/syslinux.git /var/lib/mock/dist-an8.6-build-171531-58896/root/chroot_tmpdir/scmroot/syslinux
Cloning into '/var/lib/mock/dist-an8.6-build-171531-58896/root/chroot_tmpdir/scmroot/syslinux'...
$ git reset --hard b6b657335c6290b6d7b1f76637cee0f4246bd6a2
HEAD is now at b6b6573 import syslinux-4.05-15.el7.src.rpm