$ git clone -n https://src.fedoraproject.org/rpms/perl-Catalyst-View-TT.git /var/lib/mock/f45-build-22218-590/root/chroot_tmpdir/scmroot/perl-Catalyst-View-TT
Cloning into '/var/lib/mock/f45-build-22218-590/root/chroot_tmpdir/scmroot/perl-Catalyst-View-TT'...
$ git fetch origin 021f2e3534f4aa3b5e85b5b8e6a744974d6f53cb:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Catalyst-View-TT
 * [new ref]         021f2e3534f4aa3b5e85b5b8e6a744974d6f53cb -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 021f2e3 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild