$ git clone -n https://src.fedoraproject.org/rpms/perl-POE-Component-Log4perl.git /var/lib/mock/f45-build-25532-611/root/chroot_tmpdir/scmroot/perl-POE-Component-Log4perl
Cloning into '/var/lib/mock/f45-build-25532-611/root/chroot_tmpdir/scmroot/perl-POE-Component-Log4perl'...
$ git fetch origin 71ca67c2c6bf5d3864d07d2ab6fe42438943964b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-POE-Component-Log4perl
 * [new ref]         71ca67c2c6bf5d3864d07d2ab6fe42438943964b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 71ca67c Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild