$ git clone -n https://src.fedoraproject.org/rpms/perl-WWW-Salesforce.git /var/lib/mock/f45-build-27432-624/root/chroot_tmpdir/scmroot/perl-WWW-Salesforce
Cloning into '/var/lib/mock/f45-build-27432-624/root/chroot_tmpdir/scmroot/perl-WWW-Salesforce'...
$ git fetch origin 7b6da44ce6e986b032c4c618f0073607656ca79e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-WWW-Salesforce
 * [new ref]         7b6da44ce6e986b032c4c618f0073607656ca79e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b6da44 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild