$ git clone -n https://src.fedoraproject.org/rpms/gcl.git /var/lib/mock/f33-build-334888-58366/root/chroot_tmpdir/scmroot/gcl
Cloning into '/var/lib/mock/f33-build-334888-58366/root/chroot_tmpdir/scmroot/gcl'...
$ git reset --hard dd92246dbce91fc02372a6bc7c677db9a4657e5c

                                                                                
Updating files:  92% (123/133)

                                                                                
Updating files:  93% (124/133)

                                                                                
Updating files:  94% (126/133)

                                                                                
Updating files:  95% (127/133)

                                                                                
Updating files:  96% (128/133)

                                                                                
Updating files:  97% (130/133)

                                                                                
Updating files:  98% (131/133)

                                                                                
Updating files:  99% (132/133)

                                                                                
Updating files: 100% (133/133)

                                                                                
Updating files: 100% (133/133), done.
HEAD is now at dd92246 Turn off LTO until segfaults can be diagnosed.