$ git clone -n https://gitee.com/xiaolunfhb/xdelta.git /var/lib/mock/dist-an8.6-build-99945-45576/root/chroot_tmpdir/scmroot/xdelta
Cloning into '/var/lib/mock/dist-an8.6-build-99945-45576/root/chroot_tmpdir/scmroot/xdelta'...
$ git reset --hard 1e48b680274e9fcaee5d501f88edc202e7402ea6
HEAD is now at 1e48b68 spec: add doc sub package