$ git clone -n https://src.fedoraproject.org/rpms/libdnf-plugin-txnupd.git /var/lib/mock/f40-build-784898-133654/root/chroot_tmpdir/scmroot/libdnf-plugin-txnupd
Cloning into '/var/lib/mock/f40-build-784898-133654/root/chroot_tmpdir/scmroot/libdnf-plugin-txnupd'...
$ git fetch origin 9b484c45607ce7d400421a0d77671f8d5e4ac33c:KOJI_FETCH_HEAD
From https://src.fedoraproject.org/rpms/libdnf-plugin-txnupd
 * [new ref]         9b484c45607ce7d400421a0d77671f8d5e4ac33c -> KOJI_FETCH_HEAD
$ git reset --hard KOJI_FETCH_HEAD
HEAD is now at 9b484c4 Rebuilt for https://fedoraproject.org/wiki/Fedora_40_Mass_Rebuild