$ git clone -n https://src.fedoraproject.org/rpms/perl-Carp-Assert-More.git /var/lib/mock/f45-build-22168-590/root/chroot_tmpdir/scmroot/perl-Carp-Assert-More
Cloning into '/var/lib/mock/f45-build-22168-590/root/chroot_tmpdir/scmroot/perl-Carp-Assert-More'...
$ git fetch origin 477abab935a15032cf20d247b0dd7a246d842c7b:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Carp-Assert-More
 * [new ref]         477abab935a15032cf20d247b0dd7a246d842c7b -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 477abab Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild