HttpsUrlAvailable: version 2.6.15_pre3: SRC_URI: HTTPS url available: http://git.savannah.gnu.org/cgit/gcl.git/snapshot/gcl-Version_2_6_15pre3.tar.gz -> https://git.savannah.gnu.org/cgit/gcl.git/snapshot/gcl-Version_2_6_15pre3.tar.gz