$ git clone -n https://src.fedoraproject.org/rpms/libXtst.git /var/lib/mock/f31-build-67827-30101/root/chroot_tmpdir/scmroot/libXtst
Cloning into '/var/lib/mock/f31-build-67827-30101/root/chroot_tmpdir/scmroot/libXtst'...
$ git reset --hard 7c02d00af2d2e338139a74ed7a98e632cfbb8a02
HEAD is now at 7c02d00 - Rebuilt for https://fedoraproject.org/wiki/Fedora_31_Mass_Rebuild