$ git clone -n https://src.fedoraproject.org/rpms/perl-Locale-Utils-PlaceholderNamed.git /var/lib/mock/f45-build-24556-604/root/chroot_tmpdir/scmroot/perl-Locale-Utils-PlaceholderNamed
Cloning into '/var/lib/mock/f45-build-24556-604/root/chroot_tmpdir/scmroot/perl-Locale-Utils-PlaceholderNamed'...
$ git fetch origin b836e00c485723e4e3ed6cb0dbbd47bbb35e499d:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Locale-Utils-PlaceholderNamed
 * [new ref]         b836e00c485723e4e3ed6cb0dbbd47bbb35e499d -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b836e00 Rebuilt for https://fedoraproject.org/wiki/Fedora_45_Mass_Rebuild