$ git clone -n https://src.fedoraproject.org/rpms/perl-Chemistry-Bond-Find.git /var/lib/mock/f45-build-22264-590/root/chroot_tmpdir/scmroot/perl-Chemistry-Bond-Find
Cloning into '/var/lib/mock/f45-build-22264-590/root/chroot_tmpdir/scmroot/perl-Chemistry-Bond-Find'...
$ git fetch origin 5caae1d705eb5989c766b045c41638484bc2b8e1:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Chemistry-Bond-Find
 * [new ref]         5caae1d705eb5989c766b045c41638484bc2b8e1 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 5caae1d Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild