$ git clone -n https://src.fedoraproject.org/rpms/perl-GitLab-API-v4.git /var/lib/mock/f45-build-23763-599/root/chroot_tmpdir/scmroot/perl-GitLab-API-v4
Cloning into '/var/lib/mock/f45-build-23763-599/root/chroot_tmpdir/scmroot/perl-GitLab-API-v4'...
$ git fetch origin 2e20d09cb269acaaa2e4742e527d7fe444467ad7:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-GitLab-API-v4
 * [new ref]         2e20d09cb269acaaa2e4742e527d7fe444467ad7 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 2e20d09 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild