$ git clone -n https://src.fedoraproject.org/rpms/xsimd.git /var/lib/mock/f31-build-116289-34545/root/chroot_tmpdir/scmroot/xsimd
Cloning into '/var/lib/mock/f31-build-116289-34545/root/chroot_tmpdir/scmroot/xsimd'...
$ git reset --hard 68ca3f3a661fc18268037433a0dc10bcc6c7f10d
HEAD is now at 68ca3f3 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild