$ git clone -n https://src.fedoraproject.org/rpms/perl-Class-Inspector.git /var/lib/mock/f45-build-22357-591/root/chroot_tmpdir/scmroot/perl-Class-Inspector
Cloning into '/var/lib/mock/f45-build-22357-591/root/chroot_tmpdir/scmroot/perl-Class-Inspector'...
$ git fetch origin 1cebde8c5480aa56f8f92cb28ff861ef312df640:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Class-Inspector
 * [new ref]         1cebde8c5480aa56f8f92cb28ff861ef312df640 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 1cebde8 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild