$ git clone -n https://src.fedoraproject.org/rpms/perl-Class-Load.git /var/lib/mock/f39-build-1434655-31941/root/chroot_tmpdir/scmroot/perl-Class-Load
Cloning into '/var/lib/mock/f39-build-1434655-31941/root/chroot_tmpdir/scmroot/perl-Class-Load'...
$ git fetch origin d6fc94496063001c8e72ff395aa65e8f132c68d2:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Class-Load
 * [new ref]         d6fc94496063001c8e72ff395aa65e8f132c68d2 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at d6fc944 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild