#!/bin/bash
s='TEST-5.3.0.0-build1.x86_64.tar.gz'
package_folder=$(sed 's/\.[^.]*\.tar\.gz$//' <<< "$s")
echo "${package_folder}"
s="${s/.x86_64.tar.gz/}"
echo "$s"
IyEvYmluL2Jhc2gKcz0nVEVTVC01LjMuMC4wLWJ1aWxkMS54ODZfNjQudGFyLmd6JwoKcGFja2FnZV9mb2xkZXI9JChzZWQgJ3MvXC5bXi5dKlwudGFyXC5neiQvLycgPDw8ICIkcyIpCmVjaG8gIiR7cGFja2FnZV9mb2xkZXJ9IgoKcz0iJHtzLy54ODZfNjQudGFyLmd6L30iCmVjaG8gIiRzIg==