$ git clone -n https://src.fedoraproject.org/rpms/perl-BDB.git /var/lib/mock/f42-build-876574-179725/root/chroot_tmpdir/scmroot/perl-BDB
Cloning into '/var/lib/mock/f42-build-876574-179725/root/chroot_tmpdir/scmroot/perl-BDB'...
$ git fetch origin 62fe567d77212f3e004ed889cc722034bb32e96e:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/perl-BDB
 * [new ref]         62fe567d77212f3e004ed889cc722034bb32e96e -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 62fe567 Rebuilt for https://fedoraproject.org/wiki/Fedora_42_Mass_Rebuild