$ git clone -n https://src.fedoraproject.org/rpms/perl-Convert-Base32.git /var/lib/mock/f45-build-22558-593/root/chroot_tmpdir/scmroot/perl-Convert-Base32
Cloning into '/var/lib/mock/f45-build-22558-593/root/chroot_tmpdir/scmroot/perl-Convert-Base32'...
$ git fetch origin c032216f07176474b5966e7394c8edf5c7fb04de:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Convert-Base32
 * [new ref]         c032216f07176474b5966e7394c8edf5c7fb04de -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at c032216 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild