$ git clone -n https://src.fedoraproject.org/rpms/yersinia.git /var/lib/mock/f42-build-879420-182018/root/chroot_tmpdir/scmroot/yersinia
Cloning into '/var/lib/mock/f42-build-879420-182018/root/chroot_tmpdir/scmroot/yersinia'...
$ git fetch origin e1ecc568de2e0d977e9192262be0ddfa1d048e9c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/yersinia
 * [new ref]         e1ecc568de2e0d977e9192262be0ddfa1d048e9c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at e1ecc56 Rebuilt for https://fedoraproject.org/wiki/Fedora_41_Mass_Rebuild