$ git clone -n https://src.fedoraproject.org/rpms/perl-Statistics-Basic.git /var/lib/mock/f39-build-1439357-32248/root/chroot_tmpdir/scmroot/perl-Statistics-Basic
Cloning into '/var/lib/mock/f39-build-1439357-32248/root/chroot_tmpdir/scmroot/perl-Statistics-Basic'...
$ git fetch origin 83b9e87b2abc2a570655e63bee01c26b209d9dc9:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-Statistics-Basic
 * [new ref]         83b9e87b2abc2a570655e63bee01c26b209d9dc9 -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 83b9e87 Rebuilt for https://fedoraproject.org/wiki/Fedora_39_Mass_Rebuild