$ git clone -n https://src.fedoraproject.org/rpms/libxls.git /var/lib/mock/f33-build-376285-61710/root/chroot_tmpdir/scmroot/libxls
Cloning into '/var/lib/mock/f33-build-376285-61710/root/chroot_tmpdir/scmroot/libxls'...
$ git reset --hard 68591d0987caf99395cc4df0b8970a2fc2805bac
HEAD is now at 68591d0 Fix CVE-2020-27819.