$ git clone -n https://gitee.com/ywyw22/libunwind /var/lib/mock/dist-an7_9-updates-build-107288-45678/root/chroot_tmpdir/scmroot/libunwind
Cloning into '/var/lib/mock/dist-an7_9-updates-build-107288-45678/root/chroot_tmpdir/scmroot/libunwind'...
$ git reset --hard 5a58d89152984026ebaf80e3d431a3dbf0441e1a
HEAD is now at 5a58d89 import libunwind-1.2-2.el7.src.rpm