$ git clone -n https://src.fedoraproject.org/rpms/perl-HTTP-Server-Simple-Authen.git /var/lib/mock/f39-build-1434365-31922/root/chroot_tmpdir/scmroot/perl-HTTP-Server-Simple-Authen
Cloning into '/var/lib/mock/f39-build-1434365-31922/root/chroot_tmpdir/scmroot/perl-HTTP-Server-Simple-Authen'...
$ git fetch origin b71e0711e6f0e2faa4be6ed92e1b5534d5ecb6ff:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-HTTP-Server-Simple-Authen
 * [new ref]         b71e0711e6f0e2faa4be6ed92e1b5534d5ecb6ff -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at b71e071 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild