$ git clone -n https://src.fedoraproject.org/rpms/perl-Text-Tabs+Wrap.git /var/lib/mock/f45-build-27051-620/root/chroot_tmpdir/scmroot/perl-Text-Tabs+Wrap
Cloning into '/var/lib/mock/f45-build-27051-620/root/chroot_tmpdir/scmroot/perl-Text-Tabs+Wrap'...
$ git fetch origin 7b06176ce56086969d0f0958d40a1213bcc6102a:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Text-Tabs+Wrap
 * [new ref]         7b06176ce56086969d0f0958d40a1213bcc6102a -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 7b06176 Increase release to favour standalone package