$ git clone -n https://src.fedoraproject.org/rpms/perl-Catalyst-Model-XMLRPC.git /var/lib/mock/f45-build-22183-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Model-XMLRPC
Cloning into '/var/lib/mock/f45-build-22183-590/root/chroot_tmpdir/scmroot/perl-Catalyst-Model-XMLRPC'...
$ git fetch origin d77f5c77336cd872b7aac89136cbcba4c1b06e01:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Catalyst-Model-XMLRPC
 * [new ref]         d77f5c77336cd872b7aac89136cbcba4c1b06e01 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d77f5c7 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild