$ git clone -n https://src.fedoraproject.org/rpms/libxsmm.git /var/lib/mock/f31-build-71933-30800/root/chroot_tmpdir/scmroot/libxsmm
Cloning into '/var/lib/mock/f31-build-71933-30800/root/chroot_tmpdir/scmroot/libxsmm'...
$ git reset --hard 3f7b8350d1e0afef90b9a99b8deba254b23bb10a
HEAD is now at 3f7b835 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild