$ git clone -n https://src.fedoraproject.org/rpms/perl-Module-ExtractUse.git /var/lib/mock/f45-build-24781-606/root/chroot_tmpdir/scmroot/perl-Module-ExtractUse
Cloning into '/var/lib/mock/f45-build-24781-606/root/chroot_tmpdir/scmroot/perl-Module-ExtractUse'...
$ git fetch origin e6fea94f3f8aaae8e18827d19f6e66cb69f9e25a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Module-ExtractUse
 * [new ref]         e6fea94f3f8aaae8e18827d19f6e66cb69f9e25a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e6fea94 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild