$ git clone -n https://src.fedoraproject.org/rpms/perl-autobox-Core.git /var/lib/mock/f45-build-27592-625/root/chroot_tmpdir/scmroot/perl-autobox-Core
Cloning into '/var/lib/mock/f45-build-27592-625/root/chroot_tmpdir/scmroot/perl-autobox-Core'...
$ git fetch origin 8551b779e781b6f5b4a28058dd93cf70e606a153:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-autobox-Core
 * [new ref]         8551b779e781b6f5b4a28058dd93cf70e606a153 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 8551b77 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild