$ git clone -n https://src.fedoraproject.org/rpms/perl-Pod-POM.git /var/lib/mock/f39-build-1439180-32233/root/chroot_tmpdir/scmroot/perl-Pod-POM
Cloning into '/var/lib/mock/f39-build-1439180-32233/root/chroot_tmpdir/scmroot/perl-Pod-POM'...
$ git fetch origin 921e6eabf8fb2c90ad96fd7b151f7eb278440ef6:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Pod-POM
 * [new ref]         921e6eabf8fb2c90ad96fd7b151f7eb278440ef6 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 921e6ea Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild